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: aunt(helen, lee) |  | 4 | 2: Searching: aunt(helen, lee)
| 5 | 3: Searching: sibling(helen, Candidate Variable_0) |  | 5 | 3: Searching: sibling(helen, Candidate Variable_0)
n | 6 | 4: Searching: parent(Candidate Variable_0, lee) | n |  |
| 7 | 5: Fail: parent(Candidate Variable_0, lee) | {'Result': 'Search Failed'} |  | 6 | 4: Fail: sibling(helen, Candidate Variable_0) | {'Result': 'Search Failed'}
| 8 | 6: Redo: sibling(helen, Candidate Variable_0) |  | 7 | 5: Fail: aunt(helen, lee) | {'Result': 'Search Failed'}
|  |  |  | 8 | 6: Fail: query | {'Result': 'Search Failed'}
| 9 |  |  | 9 |
t | 10 | 7: Found: sibling(helen, kecia) | t |  |
| 11 | 8: Searching: parent(kecia, lee) |  |  |
| 12 | 9: Fail: parent(kecia, lee) | {'Result': 'Search Failed'} |  |  |
| 13 | 10: Fail: sibling(helen, kecia) | {'Result': 'Search Failed'} |  |  |
| 14 | 11: Fail: aunt(helen, lee) | {'Result': 'Search Failed'} |  |  |
| 15 | 12: Fail: query | {'Result': 'Search Failed'} |  |  |

Legends
Colors
Added
Changed
Deleted
Links
(f)irst change
(n)ext change
(t)op