public static bool IsConjugationForm(IToken token, IToken nextToken) { if (!IsHave(token.ConjugationForm)) { //Deal with De-iru if (WordInformation.IsDeIru(token, nextToken)) { return(true); } return(false); } //Deal with nde* if (token.BaseForm.Equals("ん", StringComparison.OrdinalIgnoreCase) && (nextToken.BaseForm.Equals("です", StringComparison.OrdinalIgnoreCase) || nextToken.Surface.Equals("で", StringComparison.OrdinalIgnoreCase))) { return(true); } if (token.ConjugationForm.Equals(WordInformation.JAP_BASE_FORM, StringComparison.OrdinalIgnoreCase)) { return(false); } if (WordInformation.IsInConjugationList(nextToken.BaseForm)) { return(true); } //Deal with -masende if (token.Surface.Equals("ませ", StringComparison.OrdinalIgnoreCase) && nextToken.Surface.Equals("んで", StringComparison.OrdinalIgnoreCase)) { return(true); } //Deal with dewanai & dearu if (token.Surface.Equals("で", StringComparison.OrdinalIgnoreCase) && (nextToken.Surface.Equals("は", StringComparison.OrdinalIgnoreCase) || (nextToken.BaseForm.Equals("ある", StringComparison.OrdinalIgnoreCase) || nextToken.BaseForm.Equals("ない", StringComparison.OrdinalIgnoreCase)) ) ) { return(true); } return(false); }