AnalyzerSentence analysis5SpansSentence少子高齢化は大きな課題だ。1000 character limitAnalyzeSentence少しょう子し高こう齢れい化かは大おおきな課か題だいだ。Span Details少しょう子し高こう齢れい化かdeclining birth rate and aging populationnounはtopic markergrammar大おおきなbig; large; greatpre-noun adjective課か題だいsubject; theme; issue; homework; assignment; problem to solve; task; challenge; route; problem (climbing)nounだ。plain copulagrammar
