{"id": "rinf-ref-002", "facts": ["Bob is less than Alice.", "Carol is less than Bob."], "query": "Is Alice greater than Carol?", "why": "transitive through the inverse rule — must refuse (one hop)"}
{"id": "rinf-ref-003", "facts": ["Alice is less than Bob."], "query": "Is Bob less than Alice?", "why": "less_than is asymmetric — a<b does NOT entail b<a; must refuse"}
{"id": "rinf-ref-004", "facts": ["Alice is the parent of Bob."], "query": "Is Bob the parent of Alice?", "why": "parent_of is not symmetric (its converse is child_of); must refuse"}
{"id": "rinf-ref-005", "facts": ["Alice is the sibling of Bob."], "query": "Is Alice the parent of Bob?", "why": "cross-predicate — sibling_of does not imply parent_of; must refuse"}
{"id": "rinf-ref-006", "facts": ["Alice is greater than Bob."], "query": "Is Alice equal to Bob?", "why": "cross-predicate — greater_than does not imply equal_to; must refuse"}
{"id": "rinf-ref-007", "facts": ["Bob is less than Alice."], "query": "Is Alice greater than Carol?", "why": "object mismatch — inverse edge is (alice,bob) not (alice,carol); must refuse"}
{"id": "rinf-ref-008", "facts": [], "query": "Is Alice the sibling of Bob?", "why": "ungrounded — no told fact; absence never asserts (open-world); must refuse"}