f | 1 | [Path 1]: | f | 1 | [Path 1]:
t | 2 | 0: Start of execution: Beginning Search | t | 2 | 0: Start of execution: Beginning Search
| 3 | 1: Searching: query |  | 3 | 1: Searching: query
| 4 | 2: Searching: great_aunt(elizabeth, rufus) |  | 4 | 2: Searching: great_aunt(elizabeth, rufus)
| 5 | 3: Searching: sibling(elizabeth, Candidate Variable_0) |  | 5 | 3: Searching: sibling(elizabeth, Candidate Variable_0)
| 6 | 4: Found: sibling(elizabeth, george) |  | 6 | 4: Fail: sibling(elizabeth, Candidate Variable_0) | {'Result': 'Search Failed'}
| 7 | 5: Searching: aunt(george, rufus) |  | 7 | 5: Fail: great_aunt(elizabeth, rufus) | {'Result': 'Search Failed'}
| 8 | 6: Searching: nephew(rufus, george) |  | 8 | 6: Fail: query | {'Result': 'Search Failed'}
| 9 | 7: Searching: parent(rufus, Candidate Variable_1) |  | 9 |
| 10 | 8: Fail: parent(rufus, _8296) |  |  |
| 11 | 9: Retry: aunt(george, rufus) |  |  |
| 12 | 10: Redo: nephew(rufus, george) |  |  |
| 13 | 11: Redo: parent(rufus, Candidate Variable_1) |  |  |
| 14 | 12: Fail: parent(rufus, _8296) |  |  |
| 15 | 13: Fail: nephew(rufus, george) |  |  |
| 16 | 14: Fail: aunt(george, rufus) |  |  |
| 17 | 15: Retry: great_aunt(elizabeth, rufus) |  |  |
| 18 | 16: Redo: sibling(elizabeth, Candidate Variable_0) |  |  |
| 19 | 17: Found: sibling(elizabeth, reynaldo) |  |  |
| 20 | 18: Searching: aunt(reynaldo, rufus) |  |  |
| 21 | 19: Searching: nephew(rufus, reynaldo) |  |  |
| 22 | 20: Searching: parent(rufus, Candidate Variable_2) |  |  |
| 23 | 21: Fail: parent(rufus, _8296) |  |  |
| 24 | 22: Fail: nephew(rufus, reynaldo) |  |  |
| 25 | 23: Fail: aunt(reynaldo, rufus) |  |  |
| 26 | 24: Fail: great_aunt(elizabeth, rufus) |  |  |
| 27 | 25: Fail: query |  |  |

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