About: first system

Premodifier: first
Head noun: system

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

Broader concepts

label	provenance	confidence
plurality of system	isap:422646713	0.604209
atari 2600	isap:123420661	0.394369
gameboy	isap:444812699	0.353473
sne	isap:402911205	0.340170
ps2	isap:402895718	0.338077
n64	isap:402949991	0.335955
ne	isap:514603869	0.304295
game	isap:497901604	0.292851
function	isap:100205760	0.162408

Narrower concepts

label	provenance	confidence
example	isap:273062054	0.258535