f | 1 | [Path 1]: | f | 1 | [Path 1]:
| 2 | 0: Start of execution: Beginning Search |  | 2 | 0: Start of execution: Beginning Search
| 3 | 1: Searching: query |  | 3 | 1: Searching: query
| 4 | 2: Searching: sibling(george, mickey) |  | 4 | 2: Searching: sibling(george, mickey)
n | 5 | 3: Searching: parent(Parent_0, george) | n | 5 | 3: Searching: parent(Candidate Variable_0, george)
| 6 | 4: Found: no |  | 6 | 4: Fail: parent(Candidate Variable_0, george) | {'Result': 'Search Failed'}
| 7 | 5: Searching: parent(Parent_1, mickey) |  | 7 | 5: Fail: sibling(george, mickey) | {'Result': 'Search Failed'}
| 8 | 6: Found: parent(null, mickey) |  | 8 | 6: Fail: query | {'Result': 'Search Failed'}
| 9 | 7: Fail: sibling(george, mickey) |  |  |
| 10 | 8: Fail: query. |  |  |
| 11 |  |  | 9 |
t | 12 | [Path 2]: | t |  |
| 13 | 0: Start of execution: Beginning Search |  |  |
| 14 | 1: Searching: query |  |  |
| 15 | 2: Searching: sibling(george, mickey) |  |  |
| 16 | 3: Searching: parent(Parent_0, george) |  |  |
| 17 | 4: Found: parent(null, george) |  |  |
| 18 | 5: Searching: parent(Parent_1, mickey) |  |  |
| 19 | 6: Found: no |  |  |
| 20 | 7: Fail: sibling(george, mickey) |  |  |
| 21 | 8: Fail: query. |  |  |
| 22 |  |  |  |
| 23 | [Path 3]: |  |  |
| 24 | 0: Start of execution: Beginning Search |  |  |
| 25 | 1: Searching: query |  |  |
| 26 | 2: Searching: sibling(george, mickey) |  |  |
| 27 | 3: Searching: parent(chuck, george) |  |  |
| 28 | 4: Searching: parent(chuck, mickey) |  |  |
| 29 | 5: Found: parent(chuck, mickey) |  |  |
| 30 | 6: Searching: same_parents(chuck, george, mickey) |  |  |
| 31 | 7: Found: same_parents(chuck, george, mickey) |  |  |
| 32 | 8: Found: sibling(george, mickey) |  |  |
| 33 | 9: Found: query | {'Result': 'truth = True'} |  |  |
| 34 |  |  |  |
| 35 | [Path 4]: |  |  |
| 36 | 0: Start of execution: Beginning Search |  |  |
| 37 | 1: Searching: query |  |  |
| 38 | 2: Searching: sibling(george, mickey) |  |  |
| 39 | 3: Searching: parent(Parent_0, mickey) |  |  |
| 40 | 4: Found: no |  |  |
| 41 | 5: Fail: sibling(george, mickey) |  |  |
| 42 | 6: Fail: query. |  |  |
| 43 |  |  |  |
| 44 | [Path 5]: |  |  |
| 45 | 0: Start of execution: Beginning Search |  |  |
| 46 | 1: Searching: query |  |  |
| 47 | 2: Searching: sibling(george, mickey) |  |  |
| 48 | 3: Searching: parent(Parent_1, mickey) |  |  |
| 49 | 4: Found: parent(null, mickey) |  |  |
| 50 | 5: Fail: sibling(george, mickey) |  |  |
| 51 | 6: Fail: query. |  |  |
| 52 |  |  |  |
| 53 | [Path 6]: |  |  |
| 54 | 0: Start of execution: Beginning Search |  |  |
| 55 | 1: Searching: query |  |  |
| 56 | 2: Searching: sibling(george, mickey) |  |  |
| 57 | 3: Searching: parent(chuck, mickey) |  |  |
| 58 | 4: Found: no |  |  |
| 59 | 5: Fail: sibling(george, mickey) |  |  |
| 60 | 6: Fail: query. |  |  |

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