echinoderm primary subject, 5 assertions
Subgroups 1
adult echinoderm 1
Aspects 1
arm 1
CapableOf 1
evolve with bilateral s… 0.25
HasA 1
skeleton 0.32
IsA 1
marine animals 0.49
ReceivesAction 2
found at every ocean de… 0.25
intolerant of various t… 0.25