AnalyzerSentence analysis3SpansSentence城は灰燼に帰した。1000 character limitAnalyzeSentence城しろは灰かい燼じんに帰きした。Span Details城しろcastlenounはtopic markergrammar灰かい燼じんに帰きした。be reduced to ashes; be destroyed by fire-> 灰燼に帰すexpression, suru verb