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Concept: Instrument

Superconcept: Role


Component Semantics:

Instrument
Definition: A thing that blocks a path, inhibiting movement. More precisely, an Entity playing the role of Instrument in a Block event.
WordNet 1.6 Synsets: barrier#1, barrier#3
WordNet 1.6 Synsets: obstruction#1, impediment#2, impedimenta#1