diff --git a/pa-e1-sh/ipc-2002_depots-strips-automatic_8.env b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.env
new file mode 100644
index 000000000..44e03ac42
--- /dev/null
+++ b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.env
@@ -0,0 +1,38 @@
+command:
+- timeout
+- -m=8000000
+- -t=900
+- python3
+- /home/pluehne/Documents/ASP/plasp-javier/encodings/planner/runplanner.py
+- --domain=/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/domain.pddl
+- /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/instances/instance-8.pddl
+- --stats
+- --verbose
+- --print-call
+- -A 16
+- --parallel=1
+- --shallow
+configuration:
+  id: pa-e1-sh
+  instanceSets:
+  - lnpmr-easy-instances
+  options:
+  - --stats
+  - --verbose
+  - --print-call
+  - -A 16
+  - --parallel=1
+  - --shallow
+exitCode: 0
+instance:
+  domain: depots-strips-automatic
+  instance: 8
+  ipc: ipc-2002
+versions:
+  clingo: 5.2.2
+  fastDownward: 10997:847cdf0069cab0c8841a9958e783d1a7340fe2e9 (2017-11-02 15:10 +0100)
+  planner: 517f2c0422a36582df17ecebb08e879b170cdfe2 (2017-11-21 02:23:06 +0100)
+  plasp: 3.1.0
+  python: 3.6.3
+workingDirectory: /home/pluehne/Documents/ASP/plasp-javier/encodings/planner
+
diff --git a/pa-e1-sh/ipc-2002_depots-strips-automatic_8.err b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.err
new file mode 100644
index 000000000..313381cf9
--- /dev/null
+++ b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.err
@@ -0,0 +1,33 @@
+# configuration: {'id': 'pa-e1-sh', 'options': ['--stats', '--verbose', '--print-call', '-A 16', '--parallel=1', '--shallow'], 'instanceSets': ['lnpmr-easy-instances']}
+# instance: {'ipc': 'ipc-2002', 'domain': 'depots-strips-automatic', 'instance': 8}
+# command: ['timeout', '-m=8000000', '-t=900', 'python3', '/home/pluehne/Documents/ASP/plasp-javier/encodings/planner/runplanner.py', '--domain=/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/instances/instance-8.pddl', '--stats', '--verbose', '--print-call', '-A 16', '--parallel=1', '--shallow']
+# working directory: /home/pluehne/Documents/ASP/plasp-javier/encodings/planner
+# exit code: 0
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/preprocess.lp:13:4-34: info: atom does not occur in any rule head:
+  requires(feature(actionCosts))
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/preprocess.lp:14:4-33: info: atom does not occur in any rule head:
+  requires(feature(axiomRules))
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/preprocess.lp:15:4-41: info: atom does not occur in any rule head:
+  requires(feature(conditionalEffects))
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp:66:15-28: info: atom does not occur in any rule head:
+  mutexGroup(G)
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp:66:30-45: info: atom does not occur in any rule head:
+  contains(G,X,V)
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp:67:15-28: info: atom does not occur in any rule head:
+  mutexGroup(G)
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp:74:41-56: info: atom does not occur in any rule head:
+  contains(G,X,V)
+
+/home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp:84:41-56: info: atom does not occur in any rule head:
+  contains(G,X,V)
+
+# planner call: plasp-3.1.0 translate --parsing-mode=compatibility /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-2002/domains/depots-strips-automatic/instances/instance-8.pddl | /home/pluehne/Documents/ASP/plasp-javier/encodings/planner/planner.py - /home/pluehne/Documents/ASP/plasp-javier/encodings/strips/preprocess.lp /home/pluehne/Documents/ASP/plasp-javier/encodings/strips/strips-incremental.lp --stats --verbose -A 16  --query-at-last --check-at-last --forbid-actions --force-actions -c planner_on=1   -c _shallow=1  -c _closure=3   -c _parallel=1 
+FINISHED CPU 110.28 MEM 30288 MAXMEM 515228 STALE 0 MAXMEM_RSS 448864
+<time name="ALL">110190</time>
+
diff --git a/pa-e1-sh/ipc-2002_depots-strips-automatic_8.out b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.out
new file mode 100644
index 000000000..516133165
--- /dev/null
+++ b/pa-e1-sh/ipc-2002_depots-strips-automatic_8.out
@@ -0,0 +1,292 @@
+planner.py version 0.0.1
+
+Time:	 0.31s
+Memory: 77MB
+
+Iteration 1
+Queue:		 [0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75]
+Grounded Until:	 0
+Solving...
+Solving Time:	 0.01s
+Memory:		 77MB (+0MB)
+UNSAT
+Iteration Time:	 0.01s
+
+Iteration 2
+Queue:		 [5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80]
+Grounded Until:	 0
+Grounding...	 [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])]
+Grounding Time:	 0.27s
+Memory:		 87MB (+10MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.01s
+Memory:		 94MB (+7MB)
+UNSAT
+Iteration Time:	 0.37s
+
+Iteration 3
+Queue:		 [10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85]
+Grounded Until:	 5
+Grounding...	 [('step', [6]), ('step', [7]), ('step', [8]), ('step', [9]), ('step', [10]), ('check', [10])]
+Grounding Time:	 0.31s
+Memory:		 104MB (+10MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.07s
+Memory:		 111MB (+7MB)
+UNSAT
+Iteration Time:	 0.47s
+
+Iteration 4
+Queue:		 [15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90]
+Grounded Until:	 10
+Grounding...	 [('step', [11]), ('step', [12]), ('step', [13]), ('step', [14]), ('step', [15]), ('check', [15])]
+Grounding Time:	 0.28s
+Memory:		 119MB (+8MB)
+Unblocking actions...
+Solving...
+Solving Time:	 4.22s
+Memory:		 132MB (+13MB)
+UNKNOWN
+Iteration Time:	 4.61s
+
+Iteration 5
+Queue:		 [20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15]
+Grounded Until:	 15
+Grounding...	 [('step', [16]), ('step', [17]), ('step', [18]), ('step', [19]), ('step', [20]), ('check', [20])]
+Grounding Time:	 0.29s
+Memory:		 140MB (+8MB)
+Unblocking actions...
+Solving...
+Solving Time:	 4.12s
+Memory:		 146MB (+6MB)
+UNKNOWN
+Iteration Time:	 4.52s
+
+Iteration 6
+Queue:		 [25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20]
+Grounded Until:	 20
+Grounding...	 [('step', [21]), ('step', [22]), ('step', [23]), ('step', [24]), ('step', [25]), ('check', [25])]
+Grounding Time:	 0.37s
+Memory:		 162MB (+16MB)
+Unblocking actions...
+Solving...
+Solving Time:	 4.25s
+Memory:		 177MB (+15MB)
+UNKNOWN
+Iteration Time:	 4.74s
+
+Iteration 7
+Queue:		 [30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25]
+Grounded Until:	 25
+Grounding...	 [('step', [26]), ('step', [27]), ('step', [28]), ('step', [29]), ('step', [30]), ('check', [30])]
+Grounding Time:	 0.28s
+Memory:		 180MB (+3MB)
+Unblocking actions...
+Solving...
+Solving Time:	 4.29s
+Memory:		 188MB (+8MB)
+UNKNOWN
+Iteration Time:	 4.70s
+
+Iteration 8
+Queue:		 [35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30]
+Grounded Until:	 30
+Grounding...	 [('step', [31]), ('step', [32]), ('step', [33]), ('step', [34]), ('step', [35]), ('check', [35])]
+Grounding Time:	 0.29s
+Memory:		 197MB (+9MB)
+Unblocking actions...
+Solving...
+Solving Time:	 5.02s
+Memory:		 216MB (+19MB)
+UNKNOWN
+Iteration Time:	 5.46s
+
+Iteration 9
+Queue:		 [40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35]
+Grounded Until:	 35
+Grounding...	 [('step', [36]), ('step', [37]), ('step', [38]), ('step', [39]), ('step', [40]), ('check', [40])]
+Grounding Time:	 0.29s
+Memory:		 217MB (+1MB)
+Unblocking actions...
+Solving...
+Solving Time:	 4.54s
+Memory:		 227MB (+10MB)
+UNKNOWN
+Iteration Time:	 4.98s
+
+Iteration 10
+Queue:		 [45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40]
+Grounded Until:	 40
+Grounding...	 [('step', [41]), ('step', [42]), ('step', [43]), ('step', [44]), ('step', [45]), ('check', [45])]
+Grounding Time:	 0.30s
+Memory:		 234MB (+7MB)
+Unblocking actions...
+Solving...
+Solving Time:	 5.56s
+Memory:		 244MB (+10MB)
+UNKNOWN
+Iteration Time:	 6.01s
+
+Iteration 11
+Queue:		 [50, 55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45]
+Grounded Until:	 45
+Grounding...	 [('step', [46]), ('step', [47]), ('step', [48]), ('step', [49]), ('step', [50]), ('check', [50])]
+Grounding Time:	 0.30s
+Memory:		 255MB (+11MB)
+Unblocking actions...
+Solving...
+Solving Time:	 7.20s
+Memory:		 284MB (+29MB)
+UNKNOWN
+Iteration Time:	 7.68s
+
+Iteration 12
+Queue:		 [55, 60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50]
+Grounded Until:	 50
+Grounding...	 [('step', [51]), ('step', [52]), ('step', [53]), ('step', [54]), ('step', [55]), ('check', [55])]
+Grounding Time:	 0.31s
+Memory:		 284MB (+0MB)
+Unblocking actions...
+Solving...
+Solving Time:	 6.74s
+Memory:		 296MB (+12MB)
+UNKNOWN
+Iteration Time:	 7.23s
+
+Iteration 13
+Queue:		 [60, 65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55]
+Grounded Until:	 55
+Grounding...	 [('step', [56]), ('step', [57]), ('step', [58]), ('step', [59]), ('step', [60]), ('check', [60])]
+Grounding Time:	 0.32s
+Memory:		 301MB (+5MB)
+Unblocking actions...
+Solving...
+Solving Time:	 6.93s
+Memory:		 314MB (+13MB)
+UNKNOWN
+Iteration Time:	 7.43s
+
+Iteration 14
+Queue:		 [65, 70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60]
+Grounded Until:	 60
+Grounding...	 [('step', [61]), ('step', [62]), ('step', [63]), ('step', [64]), ('step', [65]), ('check', [65])]
+Grounding Time:	 0.46s
+Memory:		 334MB (+20MB)
+Unblocking actions...
+Solving...
+Solving Time:	 7.65s
+Memory:		 347MB (+13MB)
+UNKNOWN
+Iteration Time:	 8.30s
+
+Iteration 15
+Queue:		 [70, 75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65]
+Grounded Until:	 65
+Grounding...	 [('step', [66]), ('step', [67]), ('step', [68]), ('step', [69]), ('step', [70]), ('check', [70])]
+Grounding Time:	 0.30s
+Memory:		 351MB (+4MB)
+Unblocking actions...
+Solving...
+Solving Time:	 6.34s
+Memory:		 364MB (+13MB)
+UNKNOWN
+Iteration Time:	 6.84s
+
+Iteration 16
+Queue:		 [75, 80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70]
+Grounded Until:	 70
+Grounding...	 [('step', [71]), ('step', [72]), ('step', [73]), ('step', [74]), ('step', [75]), ('check', [75])]
+Grounding Time:	 0.30s
+Memory:		 369MB (+5MB)
+Unblocking actions...
+Solving...
+Solving Time:	 6.21s
+Memory:		 407MB (+38MB)
+UNKNOWN
+Iteration Time:	 6.73s
+
+Iteration 17
+Queue:		 [80, 85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75]
+Grounded Until:	 75
+Grounding...	 [('step', [76]), ('step', [77]), ('step', [78]), ('step', [79]), ('step', [80]), ('check', [80])]
+Grounding Time:	 0.30s
+Memory:		 407MB (+0MB)
+Unblocking actions...
+Solving...
+Solving Time:	 6.82s
+Memory:		 413MB (+6MB)
+UNKNOWN
+Iteration Time:	 7.34s
+
+Iteration 18
+Queue:		 [85, 90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80]
+Grounded Until:	 80
+Grounding...	 [('step', [81]), ('step', [82]), ('step', [83]), ('step', [84]), ('step', [85]), ('check', [85])]
+Grounding Time:	 0.30s
+Memory:		 413MB (+0MB)
+Unblocking actions...
+Solving...
+Solving Time:	 7.13s
+Memory:		 425MB (+12MB)
+UNKNOWN
+Iteration Time:	 7.66s
+
+Iteration 19
+Queue:		 [90, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85]
+Grounded Until:	 85
+Grounding...	 [('step', [86]), ('step', [87]), ('step', [88]), ('step', [89]), ('step', [90]), ('check', [90])]
+Grounding Time:	 0.30s
+Memory:		 428MB (+3MB)
+Unblocking actions...
+Solving...
+Solving Time:	 7.73s
+Memory:		 445MB (+17MB)
+UNKNOWN
+Iteration Time:	 8.27s
+
+Iteration 20
+Queue:		 [15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90]
+Grounded Until:	 90
+Blocking actions...
+Solving...
+Answer: 1
+occurs(action(("lift",constant("hoist0"),constant("crate2"),constant("pallet0"),constant("depot0"))),1) occurs(action(("lift",constant("hoist1"),constant("crate0"),constant("pallet4"),constant("distributor0"))),1) occurs(action(("drive",constant("truck0"),constant("distributor0"),constant("distributor1"))),1) occurs(action(("lift",constant("hoist2"),constant("crate7"),constant("crate4"),constant("distributor1"))),1) occurs(action(("load",constant("hoist2"),constant("crate7"),constant("truck0"),constant("distributor1"))),2) occurs(action(("load",constant("hoist1"),constant("crate0"),constant("truck1"),constant("distributor0"))),2) occurs(action(("drop",constant("hoist0"),constant("crate2"),constant("pallet0"),constant("depot0"))),2) occurs(action(("lift",constant("hoist2"),constant("crate9"),constant("pallet2"),constant("distributor1"))),3) occurs(action(("drive",constant("truck1"),constant("distributor0"),constant("distributor1"))),3) occurs(action(("lift",constant("hoist1"),constant("crate6"),constant("crate5"),constant("distributor0"))),3) occurs(action(("drive",constant("truck0"),constant("distributor1"),constant("distributor0"))),3) occurs(action(("load",constant("hoist2"),constant("crate9"),constant("truck1"),constant("distributor1"))),4) occurs(action(("load",constant("hoist1"),constant("crate6"),constant("truck0"),constant("distributor0"))),4) occurs(action(("lift",constant("hoist0"),constant("crate2"),constant("pallet0"),constant("depot0"))),5) occurs(action(("drive",constant("truck0"),constant("distributor0"),constant("depot0"))),5) occurs(action(("lift",constant("hoist1"),constant("crate5"),constant("crate1"),constant("distributor0"))),5) occurs(action(("drive",constant("truck1"),constant("distributor1"),constant("distributor0"))),5) occurs(action(("lift",constant("hoist2"),constant("crate4"),constant("pallet3"),constant("distributor1"))),6) occurs(action(("load",constant("hoist1"),constant("crate5"),constant("truck1"),constant("distributor0"))),6) occurs(action(("load",constant("hoist0"),constant("crate2"),constant("truck0"),constant("depot0"))),6) occurs(action(("lift",constant("hoist1"),constant("crate1"),constant("pallet1"),constant("distributor0"))),7) occurs(action(("drive",constant("truck1"),constant("distributor0"),constant("distributor1"))),7) occurs(action(("unload",constant("hoist0"),constant("crate6"),constant("truck0"),constant("depot0"))),7) occurs(action(("load",constant("hoist2"),constant("crate4"),constant("truck1"),constant("distributor1"))),8) occurs(action(("drive",constant("truck0"),constant("depot0"),constant("distributor0"))),8) occurs(action(("unload",constant("hoist2"),constant("crate0"),constant("truck1"),constant("distributor1"))),9) occurs(action(("load",constant("hoist1"),constant("crate1"),constant("truck0"),constant("distributor0"))),9) occurs(action(("drop",constant("hoist2"),constant("crate0"),constant("pallet3"),constant("distributor1"))),10) occurs(action(("lift",constant("hoist1"),constant("crate8"),constant("crate3"),constant("distributor0"))),10) occurs(action(("drive",constant("truck1"),constant("distributor1"),constant("depot0"))),10) occurs(action(("drive",constant("truck0"),constant("distributor0"),constant("distributor1"))),10) occurs(action(("drop",constant("hoist1"),constant("crate8"),constant("pallet4"),constant("distributor0"))),11) occurs(action(("unload",constant("hoist2"),constant("crate1"),constant("truck0"),constant("distributor1"))),11) occurs(action(("load",constant("hoist0"),constant("crate6"),constant("truck1"),constant("depot0"))),11) occurs(action(("drop",constant("hoist2"),constant("crate1"),constant("crate0"),constant("distributor1"))),12) occurs(action(("unload",constant("hoist0"),constant("crate9"),constant("truck1"),constant("depot0"))),12) occurs(action(("lift",constant("hoist1"),constant("crate3"),constant("pallet5"),constant("distributor0"))),12) occurs(action(("drop",constant("hoist1"),constant("crate3"),constant("crate8"),constant("distributor0"))),13) occurs(action(("drive",constant("truck1"),constant("depot0"),constant("distributor1"))),13) occurs(action(("drive",constant("truck0"),constant("distributor1"),constant("distributor0"))),13) occurs(action(("unload",constant("hoist1"),constant("crate7"),constant("truck0"),constant("distributor0"))),14) occurs(action(("unload",constant("hoist2"),constant("crate6"),constant("truck1"),constant("distributor1"))),14) occurs(action(("drop",constant("hoist0"),constant("crate9"),constant("pallet0"),constant("depot0"))),15) occurs(action(("drop",constant("hoist1"),constant("crate7"),constant("pallet1"),constant("distributor0"))),15) occurs(action(("drop",constant("hoist2"),constant("crate6"),constant("pallet2"),constant("distributor1"))),15) occurs(action(("drive",constant("truck0"),constant("distributor0"),constant("distributor1"))),15) occurs(action(("drive",constant("truck1"),constant("distributor1"),constant("distributor0"))),15)
+Solving Time:	 5.49s
+Memory:		 447MB (+2MB)
+SAT
+SATISFIABLE
+
+Models       : 1+
+Calls        : 20
+Time         : 109.133s (Solving: 99.54s 1st Model: 5.43s Unsat: 0.06s)
+CPU Time     : 109.170s
+
+Choices      : 2827456 
+Conflicts    : 182104   (Analyzed: 182102)
+Restarts     : 1690     (Average: 107.75 Last: 165)
+Model-Level  : 322.0   
+Problems     : 20       (Average Length: 49.25 Splits: 0)
+Lemmas       : 182102   (Deleted: 146902)
+  Binary     : 5394     (Ratio:   2.96%)
+  Ternary    : 6070     (Ratio:   3.33%)
+  Conflict   : 182102   (Average Length:  119.8 Ratio: 100.00%) 
+  Loop       : 0        (Average Length:    0.0 Ratio:   0.00%) 
+  Other      : 0        (Average Length:    0.0 Ratio:   0.00%) 
+Backjumps    : 182102   (Average: 10.88 Max: 7185 Sum: 1981320)
+  Executed   : 181745   (Average: 10.81 Max: 7185 Sum: 1968338 Ratio:  99.34%)
+  Bounded    : 357      (Average: 36.36 Max:  92 Sum:  12982 Ratio:   0.66%)
+
+Rules        : 100740  
+Atoms        : 100740  
+Bodies       : 1        (Original: 0)
+Tight        : Yes
+Variables    : 417536   (Eliminated:    0 Frozen: 87079)
+Constraints  : 2389426  (Binary:  87.6% Ternary:   9.0% Other:   3.3%)
+
+Memory Peak  : 489MB
+Max. Length  : 90 steps
+Sol. Length  : 15 steps
+
+