AnalyzerSentence analysis8SpansSentence彼は長年、航空管制を行ってきた。1000 character limitAnalyzeSentence彼かれは長なが年ねん、航こう空くう管かん制せいを行おこなってきた。Span Details彼かれhe; him; boyfriendpronounはtopic markergrammar長なが年ねん、many years; a long timenoun, adverb航こう空くう管かん制せいair traffic control; ATCnounをobject markergrammar行おこなっperform; carry out; conduct; do-> 行うgodan verbてきchange continuing toward the present point-> てくるgrammarた。past tense or completed actiongrammarAlso Found行ってきたいってくるI'm off (and will be back); see you later; to go and come backoptional