About: engine performance

Premodifier: engine
Head noun: performance

Same concepts
http://dbpedia.org/resource/Engine_tuning

Broader concepts

label	provenance	confidence
factor	isap:144587210	0.830912
item	isap:356601356	0.697801
aspect	isap:144063362	0.643983
datum	isap:415722340	0.600558
car	isap:501252572	0.207647

Narrower concepts

label	provenance	confidence
hybrid	isap:453195593	0.289210
engine	isap:452431276	0.225329