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Sentence analysis
4Spans
Sentence
Span Details
一生懸命
with all one's might; very hard; eagerlyadverb, na-adjective, noun
勉強
study; learning; diligence; hard work; effort; experience; knowledge; lesson; discount; price reductionnoun, suru verb
した
light/support verb with a noun or noun-like phrase-> するgrammar
甲斐があった。
be effective; be worthwhile; pay off-> 甲斐があるexpression, verb