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Sentence analysis
7Spans
Sentence
Span Details
寒かっ
cold; lame; unfunny; dull-> 寒いi-adjective
た
past tense or completed actiongrammar
ので
because; sincegrammar
布団
futon; Japanese bedding; mattress and duvet; round Zen meditation cushionnoun
に
direction, time, indirect object, or target markergrammar
もぐり込ん
slip into; crawl into; conceal oneself under; sneak into; infiltrate-> 潜り込むgodan verb
だ。
past tense or completed action-> たgrammar