AnalyzerSentence analysis4SpansSentence提案を起草する1000 character limitAnalyzeSentence提てい案あんを起き草そうするSpan Details提てい案あんproposal; suggestion; propositionnoun, suru verbをobject markergrammar起き草そうdrafting; drawing upnoun, suru verbするlight/support verb with a noun or noun-like phrasegrammar