AnalyzerSentence analysis4SpansSentence胸が張り裂けそう1000 character limitAnalyzeSentence胸むねが張はり裂さけそうSpan Details胸むねchest; breast; breasts; bosom; bust; heart; heartbeat felt in the chest; lungs; chest illness; stomach; upper stomach area; mind; feelingsnounがsubject markergrammar張はり裂さけburst open; split; break-> 張り裂けるichidan verbそうseems; looks like; appearsauxiliary, na-adjective