diatom primary subject, 18 assertions
Subgroups 1
centric diatom 1
Aspects 2
cell wall 1
shell 1
AtLocation 1
ocean 0.25
CapableOf 3
reduce in size 0.25
observe under the micro… 0.25
existed since the trias… 0.25
HasA 1
outer shell 0.45
HasProperty 7
abundant 0.73
microscopic 0.47
distinct 0.45
small 0.25
critical 0.25
safe 0.25
isolated 0.16
MadeOf 1
fossilised remains of a… 0.33
ReceivesAction 5
consumed by zooplankton 0.40
removed 0.40
sampled 0.33
mined 0.25
preserved in sedimentar… 0.25