diff --git a/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.env b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.env
new file mode 100644
index 000000000..8dc8aeb68
--- /dev/null
+++ b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.env
@@ -0,0 +1,42 @@
+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-1998/domains/grid-round-2-strips/domain.pddl
+- /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-2.pddl
+- --stats
+- --verbose
+- --print-call
+- --translate
+- -C 1.41
+- -F 5
+- --parallel=1
+- --shallow
+configuration:
+  id: fd-pc-e1-sh
+  instanceSets:
+  - lpnmr-hard-instances
+  options:
+  - --stats
+  - --verbose
+  - --print-call
+  - --translate
+  - -C 1.41
+  - -F 5
+  - --parallel=1
+  - --shallow
+exitCode: 0
+instance:
+  domain: grid-round-2-strips
+  instance: 2
+  ipc: ipc-1998
+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/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.err b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.err
new file mode 100644
index 000000000..2ecfb9f86
--- /dev/null
+++ b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.err
@@ -0,0 +1,18 @@
+# configuration: {'id': 'fd-pc-e1-sh', 'options': ['--stats', '--verbose', '--print-call', '--translate', '-C 1.41', '-F 5', '--parallel=1', '--shallow'], 'instanceSets': ['lpnmr-hard-instances']}
+# instance: {'ipc': 'ipc-1998', 'domain': 'grid-round-2-strips', 'instance': 2}
+# 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-1998/domains/grid-round-2-strips/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-2.pddl', '--stats', '--verbose', '--print-call', '--translate', '-C 1.41', '-F 5', '--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))
+
+# planner call: /home/wv/bin/linux/64/fast-downward/fast-downward.py --translate --build=release64 /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-2.pddl && plasp-3.1.0 translate --parsing-mode=compatibility output.sas | /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 -C 1.41 -F 5  --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 46.57 MEM 30288 MAXMEM 378672 STALE 0 MAXMEM_RSS 312500
+<time name="ALL">46330</time>
+
diff --git a/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.out b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.out
new file mode 100644
index 000000000..ff428c61b
--- /dev/null
+++ b/fd-pc-e1-sh/ipc-1998_grid-round-2-strips_2.out
@@ -0,0 +1,208 @@
+INFO     Running translator.
+INFO     translator input: ['/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/domain.pddl', '/home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-2.pddl']
+INFO     translator arguments: []
+INFO     translator time limit: None
+INFO     translator memory limit: None
+INFO     callstring: /home/pluehne/.usr/bin/python /home/wv/bin/linux/64/fast-downward-10997/builds/release64/bin/translate/translate.py /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/domain.pddl /home/pluehne/Documents/ASP/pddl-instances/ipc-1998/domains/grid-round-2-strips/instances/instance-2.pddl
+Parsing...
+Parsing: [0.020s CPU, 0.027s wall-clock]
+Normalizing task... [0.000s CPU, 0.001s wall-clock]
+Instantiating...
+Generating Datalog program... [0.010s CPU, 0.007s wall-clock]
+Normalizing Datalog program...
+Normalizing Datalog program: [0.020s CPU, 0.021s wall-clock]
+Preparing model... [0.020s CPU, 0.022s wall-clock]
+Generated 46 rules.
+Computing model... [0.510s CPU, 0.508s wall-clock]
+5240 relevant atoms
+2298 auxiliary atoms
+7538 final queue length
+15595 total queue pushes
+Completing instantiation... [1.350s CPU, 1.345s wall-clock]
+Instantiating: [1.920s CPU, 1.911s wall-clock]
+Computing fact groups...
+Finding invariants...
+12 initial candidates
+Finding invariants: [0.010s CPU, 0.019s wall-clock]
+Checking invariant weight... [0.010s CPU, 0.004s wall-clock]
+Instantiating groups... [0.010s CPU, 0.009s wall-clock]
+Collecting mutex groups... [0.010s CPU, 0.003s wall-clock]
+Choosing groups...
+1 uncovered facts
+Choosing groups: [0.000s CPU, 0.008s wall-clock]
+Building translation key... [0.000s CPU, 0.005s wall-clock]
+Computing fact groups: [0.060s CPU, 0.065s wall-clock]
+Building STRIPS to SAS dictionary... [0.000s CPU, 0.002s wall-clock]
+Building dictionary for full mutex groups... [0.000s CPU, 0.002s wall-clock]
+Building mutex information...
+Building mutex information: [0.010s CPU, 0.003s wall-clock]
+Translating task...
+Processing axioms...
+Simplifying axioms... [0.000s CPU, 0.000s wall-clock]
+Processing axioms: [0.060s CPU, 0.064s wall-clock]
+Translating task: [1.160s CPU, 1.159s wall-clock]
+360 effect conditions simplified
+0 implied preconditions added
+Detecting unreachable propositions...
+0 operators removed
+0 axioms removed
+103 propositions removed
+Detecting unreachable propositions: [0.540s CPU, 0.539s wall-clock]
+Reordering and filtering variables...
+20 of 20 variables necessary.
+1 of 20 mutex groups necessary.
+4140 of 4140 operators necessary.
+0 of 0 axiom rules necessary.
+Reordering and filtering variables: [0.170s CPU, 0.171s wall-clock]
+Translator variables: 20
+Translator derived variables: 0
+Translator facts: 424
+Translator goal facts: 3
+Translator mutex groups: 1
+Translator total mutex groups size: 11
+Translator operators: 4140
+Translator axioms: 0
+Translator task size: 24548
+Translator peak memory: 49496 KB
+Writing output... [0.390s CPU, 0.424s wall-clock]
+Done! [4.320s CPU, 4.356s wall-clock]
+planner.py version 0.0.1
+
+Time:	 0.81s
+Memory: 103MB
+
+Iteration 1
+Queue:		 [5]
+Grounded Until:	 0
+Grounding...	 [('step', [1]), ('step', [2]), ('step', [3]), ('step', [4]), ('step', [5]), ('check', [5])]
+Grounding Time:	 0.41s
+Memory:		 111MB (+8MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.04s
+Memory:		 121MB (+10MB)
+UNSAT
+Iteration Time:	 0.63s
+
+Iteration 2
+Queue:		 [7]
+Grounded Until:	 5
+Grounding...	 [('step', [6]), ('step', [7]), ('check', [7])]
+Grounding Time:	 0.20s
+Memory:		 127MB (+6MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.01s
+Memory:		 128MB (+1MB)
+UNSAT
+Iteration Time:	 0.28s
+
+Iteration 3
+Queue:		 [9]
+Grounded Until:	 7
+Grounding...	 [('step', [8]), ('step', [9]), ('check', [9])]
+Grounding Time:	 0.17s
+Memory:		 128MB (+0MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.01s
+Memory:		 131MB (+3MB)
+UNSAT
+Iteration Time:	 0.26s
+
+Iteration 4
+Queue:		 [14]
+Grounded Until:	 9
+Grounding...	 [('step', [10]), ('step', [11]), ('step', [12]), ('step', [13]), ('step', [14]), ('check', [14])]
+Grounding Time:	 0.43s
+Memory:		 139MB (+8MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.04s
+Memory:		 152MB (+13MB)
+UNSAT
+Iteration Time:	 0.70s
+
+Iteration 5
+Queue:		 [19]
+Grounded Until:	 14
+Grounding...	 [('step', [15]), ('step', [16]), ('step', [17]), ('step', [18]), ('step', [19]), ('check', [19])]
+Grounding Time:	 0.52s
+Memory:		 171MB (+19MB)
+Unblocking actions...
+Solving...
+Solving Time:	 0.50s
+Memory:		 187MB (+16MB)
+UNSAT
+Iteration Time:	 1.23s
+
+Iteration 6
+Queue:		 [27]
+Grounded Until:	 19
+Grounding...	 [('step', [20]), ('step', [21]), ('step', [22]), ('step', [23]), ('step', [24]), ('step', [25]), ('step', [26]), ('step', [27]), ('check', [27])]
+Grounding Time:	 0.72s
+Memory:		 221MB (+34MB)
+Unblocking actions...
+Solving...
+Solving Time:	 15.69s
+Memory:		 247MB (+26MB)
+UNKNOWN
+Iteration Time:	 16.74s
+
+Iteration 7
+Queue:		 [39, 27]
+Grounded Until:	 27
+Grounding...	 [('step', [28]), ('step', [29]), ('step', [30]), ('step', [31]), ('step', [32]), ('step', [33]), ('step', [34]), ('step', [35]), ('step', [36]), ('step', [37]), ('step', [38]), ('step', [39]), ('check', [39])]
+Grounding Time:	 1.10s
+Memory:		 299MB (+52MB)
+Unblocking actions...
+Solving...
+Solving Time:	 17.05s
+Memory:		 335MB (+36MB)
+UNKNOWN
+Iteration Time:	 18.64s
+
+Iteration 8
+Queue:		 [27, 55, 39]
+Grounded Until:	 39
+Blocking actions...
+Solving...
+Answer: 1
+occurs(action(("pickup","node5-5","key4")),1) occurs(action(("move","node5-5","node4-5")),2) occurs(action(("move","node4-5","node3-5")),3) occurs(action(("unlock","node3-5","node3-4","key4","triangle")),4) occurs(action(("move","node3-5","node3-4")),5) occurs(action(("unlock","node3-4","node3-3","key4","triangle")),6) occurs(action(("unlock","node3-4","node4-4","key4","triangle")),6) occurs(action(("move","node3-4","node3-3")),7) occurs(action(("unlock","node3-3","node3-2","key4","triangle")),8) occurs(action(("unlock","node3-3","node4-3","key4","triangle")),8) occurs(action(("move","node3-3","node4-3")),9) occurs(action(("pickup-and-loose","node4-3","key8","key4")),10) occurs(action(("move","node4-3","node3-3")),11) occurs(action(("move","node3-3","node3-2")),12) occurs(action(("putdown","node3-2","key8")),13) occurs(action(("pickup","node3-2","key8")),14) occurs(action(("putdown","node3-2","key8")),15) occurs(action(("move","node3-2","node2-2")),16) occurs(action(("move","node2-2","node1-2")),17) occurs(action(("move","node1-2","node0-2")),18) occurs(action(("move","node0-2","node0-1")),19) occurs(action(("move","node0-1","node0-0")),20) occurs(action(("pickup","node0-0","key0")),21) occurs(action(("move","node0-0","node1-0")),22) occurs(action(("move","node1-0","node2-0")),23) occurs(action(("move","node2-0","node2-1")),24) occurs(action(("move","node2-1","node3-1")),25) occurs(action(("move","node3-1","node4-1")),26) occurs(action(("putdown","node4-1","key0")),27)
+Solving Time:	 1.45s
+Memory:		 335MB (+0MB)
+SAT
+SATISFIABLE
+
+Models       : 1+
+Calls        : 8
+Time         : 40.841s (Solving: 34.58s 1st Model: 1.41s Unsat: 0.51s)
+CPU Time     : 40.760s
+
+Choices      : 827090  
+Conflicts    : 20631    (Analyzed: 20629)
+Restarts     : 214      (Average: 96.40 Last: 74)
+Model-Level  : 250.0   
+Problems     : 8        (Average Length: 21.88 Splits: 0)
+Lemmas       : 20629    (Deleted: 12854)
+  Binary     : 832      (Ratio:   4.03%)
+  Ternary    : 565      (Ratio:   2.74%)
+  Conflict   : 20629    (Average Length: 1454.5 Ratio: 100.00%) 
+  Loop       : 0        (Average Length:    0.0 Ratio:   0.00%) 
+  Other      : 0        (Average Length:    0.0 Ratio:   0.00%) 
+Backjumps    : 20629    (Average: 32.38 Max: 8751 Sum: 667897)
+  Executed   : 20352    (Average: 32.01 Max: 8751 Sum: 660248 Ratio:  98.85%)
+  Bounded    : 277      (Average: 27.61 Max:  41 Sum:   7649 Ratio:   1.15%)
+
+Rules        : 0       
+Atoms        : 0       
+Bodies       : 0       
+Tight        : Yes
+Variables    : 186845   (Eliminated:    0 Frozen: 161809)
+Constraints  : 1463595  (Binary:  98.0% Ternary:   1.0% Other:   1.0%)
+
+Memory Peak  : 335MB
+Max. Length  : 39 steps
+Sol. Length  : 27 steps
+
+