AnalyzerSentence analysis4SpansSentence先生はいません。1000 character limitAnalyzeSentence先せん生せいはいません。Span Details先せん生せいteacher; instructor; master; sensei; title of respect; (teasing) sir; (joking) master; one's eldernoun, noun suffixはtopic markergrammarいbe; exist; stay; be ...-ing; have ...-ed; be ...-ed-> 居るichidan verb, auxiliaryません。polite negativegrammar