f | 1 | [Path 1]: | f | 1 | [Path 1]:
n | 2 | 0: Start of execution: Begining Search | n | 2 | 0: Start of execution: Beginning Search
| 3 | 1: Searching: query |  | 3 | 1: Searching: query
t | 4 | 2: Searching: suitable_for_silverware(1943-S) | t | 4 | 2: Searching: suitable_for_silverware(1943-_15356)
| 5 | 3: Searching: meets_properties(1943-S, Candidate Variable_0) |  | 5 | 3: Searching: meets_properties(1943-_15356, silverware_properties)
| 6 | 4: Searching: penny_composition(1943-S) |  | 6 | 4: Searching: penny_composition(1943-_15356)
| 7 | 5: Searching: penny_composition(steel) |  | 7 | 5: Fail: penny_composition(1943-_15356) | {'Result': 'Search Failed'}
| 8 | 6: Searching: member(Candidate Variable_1, Candidate Variable_2) |  | 8 | 6: Fail: meets_properties(1943-_15356, silverware_properties) | {'Result': 'Search Failed'}
| 9 | 7: Searching: member(durable, [polishable, scratch_resistant, durable]) |  |  |
| 10 | 8: Searching: steel_properties(1943-S) |  |  |
| 11 | 9: Searching: steel_properties([strong, durable, resistant_to_corrosion]) |  |  |
| 12 | 10: Searching: Candidate Variable_1 = Candidate Variable_1 |  |  |
| 13 | 11: Searching: Candidate Variable_1 = Candidate Variable_1 |  |  |
| 14 | 12: Searching: meets_properties(1943-S, [polishable, scratch_resistant, durable]) |  |  |
| 15 | 13: Fail: suitable_for_silverware(1943-S) | {'Result': 'Search Failed'} |  | 9 | 7: Fail: suitable_for_silverware(1943-_15356) | {'Result': 'Search Failed'}
| 16 | 14: Fail: query | {'Result': 'Search Failed'} |  | 10 | 8: Fail: query | {'Result': 'Search Failed'}
|  |  |  | 11 |

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