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Sentence analysis
7Spans
Sentence
Span Details
動物界
Animalia; animal kingdomnoun
では
contrastive で + は; then; well thengrammar
カニバリズム
cannibalismnoun
が
subject markergrammar
観察
observation; watching; surveynoun, suru verb
される
passive, potential, or respect auxiliarygrammar
ことがある。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb