AnalyzerSentence analysis7SpansSentence母は懐かしい唱歌を口ずさんだ。1000 character limitAnalyzeSentence母ははは懐なつかしい唱しょう歌かを口くちずさんだ。Span Details母ははmothernounはtopic markergrammar懐なつかしいnostalgic; dear; fondly rememberedi-adjective唱しょう歌かsinging; song; prewar school music class; school music-class songnoun, suru verbをobject markergrammar口くちずさんhum; sing to oneself; croon-> 口ずさむgodan verbだ。past tense or completed action-> たgrammar