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Sentence analysis
5Spans
Sentence
Span Details
彼ら
they; thempronoun
は
topic markergrammar
同時に
at the same time; simultaneously; concurrently; just as ...; the moment ...; just after ...; at the same time (but); on the other hand; alsoexpression, adverb, conjunction
笑い出し
burst into laughter; start laughing-> 笑い出すgodan verb
た。
past tense or completed actiongrammar