About: apache derby

Premodifier: apache
Head noun: derby

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

Broader concepts

label	provenance	confidence
sql server	isap:164200142	0.565047
database	isap:297463151	0.563627
apache project	isap:228002338	0.556434

Narrower concepts

label	provenance	confidence