{
  "_comment": "Temporal chain example: multi-event sequence with explicit and implicit ordering.",
  "input_text": "The meeting started at 9am. Alice arrived after it began. She left before noon.",

  "stage_post_gate": {
    "gate_signals": [
      { "gate_id": "has_entity_reference", "activated": true, "confidence": 0.97 },
      { "gate_id": "has_coreference", "activated": true, "confidence": 0.88 },
      { "gate_id": "has_temporal_relation", "activated": true, "confidence": 0.99,
        "evidence_spans": [{"text": "at 9am"}, {"text": "after"}, {"text": "before noon"}] },
      { "gate_id": "has_state_change", "activated": true, "confidence": 0.85 }
    ]
  },

  "stage_post_proposal": {
    "objects": {
      "E1": {
        "object_id": "E1",
        "object_kind": "entity",
        "status": "active",
        "confidence": 0.96,
        "canonical_label": "Alice",
        "aliases": ["She", "her"],
        "source_module": "entity_specialist"
      },
      "EV_meeting": {
        "object_id": "EV_meeting",
        "object_kind": "event",
        "status": "active",
        "confidence": 0.97,
        "surface_span": { "text": "meeting", "start": 4, "end": 11 },
        "canonical_label": "meeting",
        "source_module": "entity_specialist"
      },
      "EV_meeting_start": {
        "object_id": "EV_meeting_start",
        "object_kind": "event",
        "status": "active",
        "confidence": 0.97,
        "surface_span": { "text": "started", "start": 12, "end": 19 },
        "canonical_label": "meeting_start",
        "source_module": "entity_specialist"
      },
      "EV_arrival": {
        "object_id": "EV_arrival",
        "object_kind": "event",
        "status": "active",
        "confidence": 0.95,
        "surface_span": { "text": "arrived", "start": 33, "end": 40 },
        "canonical_label": "alice_arrival",
        "source_module": "entity_specialist"
      },
      "EV_departure": {
        "object_id": "EV_departure",
        "object_kind": "event",
        "status": "active",
        "confidence": 0.94,
        "surface_span": { "text": "left", "start": 57, "end": 61 },
        "canonical_label": "alice_departure",
        "source_module": "entity_specialist"
      },
      "T_9am": {
        "object_id": "T_9am",
        "object_kind": "quantity",
        "status": "active",
        "confidence": 0.99,
        "surface_span": { "text": "9am", "start": 23, "end": 26 },
        "canonical_label": "09:00",
        "source_module": "temporal_specialist"
      },
      "T_noon": {
        "object_id": "T_noon",
        "object_kind": "quantity",
        "status": "active",
        "confidence": 0.99,
        "surface_span": { "text": "noon", "start": 69, "end": 73 },
        "canonical_label": "12:00",
        "source_module": "temporal_specialist"
      }
    }
  },

  "stage_post_specialist": {
    "constraints": {
      "C_t1": {
        "constraint_id": "C_t1",
        "constraint_type": "starts_at",
        "argument_refs": ["EV_meeting_start", "T_9am"],
        "polarity": "positive",
        "strength": "hard",
        "status": "unresolved",
        "expression": "starts_at(meeting_start, 09:00)",
        "confidence": 0.97,
        "source_module": "temporal_specialist"
      },
      "C_t2": {
        "constraint_id": "C_t2",
        "constraint_type": "after",
        "argument_refs": ["EV_arrival", "EV_meeting_start"],
        "polarity": "positive",
        "strength": "hard",
        "status": "unresolved",
        "expression": "after(alice_arrival, meeting_start)",
        "confidence": 0.96,
        "source_module": "temporal_specialist"
      },
      "C_t3": {
        "constraint_id": "C_t3",
        "constraint_type": "before",
        "argument_refs": ["EV_departure", "T_noon"],
        "polarity": "positive",
        "strength": "hard",
        "status": "unresolved",
        "expression": "before(alice_departure, 12:00)",
        "confidence": 0.95,
        "source_module": "temporal_specialist"
      },
      "C_t4": {
        "constraint_id": "C_t4",
        "constraint_type": "before",
        "argument_refs": ["EV_arrival", "EV_departure"],
        "polarity": "positive",
        "strength": "soft",
        "status": "unresolved",
        "expression": "before(alice_arrival, alice_departure)",
        "confidence": 0.88,
        "source_module": "temporal_specialist"
      },
      "C_coref": {
        "constraint_id": "C_coref",
        "constraint_type": "same_entity",
        "argument_refs": ["E1", "E_she"],
        "polarity": "positive",
        "strength": "hard",
        "status": "unresolved",
        "expression": "same_entity(Alice, She)",
        "confidence": 0.90,
        "source_module": "entity_specialist"
      }
    }
  },

  "stage_resolved": {
    "_notes": "All temporal constraints resolved. Ordering chain: meeting_start (09:00) → alice_arrival → alice_departure (< 12:00).",
    "open_contradictions": [],
    "ordering_chain": [
      "EV_meeting_start at T_9am",
      "EV_arrival after EV_meeting_start",
      "EV_departure before T_noon",
      "EV_arrival before EV_departure (soft, consistent)"
    ]
  },

  "stage_synthesized": {
    "synthesis_mode": "explain",
    "answer": "The meeting started at 9am. Alice arrived after it began and left before noon.",
    "confidence": 0.93,
    "derivation_trace": [
      "C_t1: starts_at(meeting_start, 09:00) — resolved",
      "C_t2: after(alice_arrival, meeting_start) — resolved",
      "C_t3: before(alice_departure, 12:00) — resolved",
      "C_t4: before(alice_arrival, alice_departure) — resolved (consistent with C_t2, C_t3)",
      "C_coref: same_entity(Alice, She) — merged"
    ]
  }
}