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Sentence analysis
8Spans
Sentence
Span Details
その
that; the; part; section; number; um; er; uh-> 其のpre-noun adjective, interjection
数学
mathematicsnoun
の
possession, attribution, nominalizer, or nominal linkergrammar
問題
question; problem (on a test); problem; issue; matter; doubt; public discussion; controversy; trouble; difficulty; inconveniencenoun
は
topic markergrammar
本当に
really; trulyadverb
難問
difficult question; difficult problem; perplexitynoun, suru verb
だった。
past copulagrammar