DEPENDS_ON
A concept requires another prerequisite.
PART_OF
A component belongs to a larger structure.
VALIDATED_BY
A rule/mechanism verifies another element.
INTRODUCES
An upgrade/process introduces a new capability.
CREATES
A process creates a new object/state.
SPENDS
An input consumes an existing UTXO state.
IS_UNSPENT_FORM_OF
UTXO is the unspent state of an output.
EXPLOITS
An attack/vulnerability targets a weakness.
MITIGATED_BY
A control/rule reduces attack impact.
STRENGTHENS
Improves resilience or confidence.
WEAKENS
Reduces resilience or trust assumptions.
POLICY_ONLY
Relay/mempool behavior, not consensus validity.
NOT_CONSENSUS_CRITICAL
A mechanism affects operations, not global validity rules.