AnalyzerSentence analysis3SpansSentence心からの誓い1000 character limitAnalyzeSentence心こころからの誓ちかいSpan Details心こころからfrom the heart; sincerely; heartilyadverbのpossession, attribution, nominalizer, or nominal linkergrammar誓ちかいswear; vow; pledge; take an oath-> 誓うgodan verb