@prefix skos:	<http://www.w3.org/2004/02/skos/core#> .
@prefix isac:	<http://webisa.webdatacommons.org/concept/> .
isac:_bullet_	skos:broader	isac:physics_engine_ .
isac:_physics_	skos:broader	isac:physics_engine_ .
isac:_physx_	skos:broader	isac:physics_engine_ .
isac:_gravity_	skos:broader	isac:physics_engine_ .
isac:_ode_	skos:broader	isac:physics_engine_ .
isac:_box2d_	skos:broader	isac:physics_engine_ .
isac:_havok_	skos:broader	isac:physics_engine_ .
isac:_jiglibx_	skos:broader	isac:physics_engine_ .
isac:havok_physics_	skos:broader	isac:physics_engine_ .