AnalyzerSentence analysis4SpansSentence症状が一進一退する1000 character limitAnalyzeSentence症しょう状じょうが一いっ進しん一いっ退たいするSpan Details症しょう状じょうsymptoms; conditionnounがsubject markergrammar一いっ進しん一いっ退たいebb and flow; seesawing; alternating progress and retreatnoun, suru verb, no-adjectiveするlight/support verb with a noun or noun-like phrasegrammar