plesiosaur primary subject, 7 assertions
Subgroups 0
Aspects 1
neck 1
CapableOf 4
go extinct 0.84
give birth to live young 0.55
breathe air 0.25
live young 0.25
HasA 2
long necks 0.58
large heads 0.41
HasProperty 1
viviparous 0.34