AnalyzerSentence analysis6SpansSentence干物は良質なタンパク源だ。1000 character limitAnalyzeSentence干ひ物ものは良りょう質しつなタンパク源げんだ。Span Details干ひ物ものdried fish; dried seafoodnounはtopic markergrammar良りょう質しつgood quality; high quality; fine qualityna-adjective, nounなadnominal form of the copula after a na-adjectivegrammarタンパク源げんprotein source; source of proteinnounだ。plain copulagrammar