public DependencyTree parse2T(String[][] tagg) {
		if(tagg==null)
			return null;
		return parse2T(tagg[0], tagg[1]);
	}
public DependencyTree parse2T ( String [ ] [ ] tagg ) { if ( tagg == null ) return null ; return parse2T ( tagg [ 0 ] , tagg [ 1 ] ) ; }
句法分析
@param tagg 词数组+词性数组
@return