Premodifier: nickel cadmium
Head noun: battery

Same concepts
http://dbpedia.org/resource/Nickel–cadmium_battery

Broader concepts

labelprovenanceconfidence
rechargeable batteryisap:4372619350.777266
type of batteryisap:805522530.686226
batteryisap:4372619710.342128

Narrower concepts

labelprovenanceconfidence
rechargeable batteryisap:4372620640.539716
batteryisap:4372619520.181231