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Sentence analysis
7Spans
Sentence
Span Details
この
this; last (couple of years, etc.); these; past; you (as in "you liar")-> 此のpre-noun adjective
問題
question; problem (on a test); problem; issue; matter; doubt; public discussion; controversy; trouble; difficulty; inconveniencenoun
は
topic markergrammar
激硬
extremely hard; rock solid; super stiffno-adjective
で、
continuative form of the copulagrammar
なかなか
quite; considerably; rather; fairly; not easily; not readily; by no means; middle; halfway point; excellent; very good; quite something-> 中々adverb, na-adjective, noun
解けない。
unsolvable; insolublei-adjective