shad primary subject, 7 assertions
Subgroups 1
american shad 1
Aspects 0
CapableOf 4
spend most of their liv… 0.35
return to their native … 0.25
feed on plankton 0.25
swam hundreds of miles 0.25
HasProperty 1
difficult 0.16
IsA 1
anadromous fish 0.68
ReceivesAction 1
caught 0.38