private boolean existsStrongerInColumn(INode source, INode target) {
        boolean result = false;

        char current = defautlMappings.getRelation(source, target);

        //compare with the other relations in the column
        for (INode i : defautlMappings.getSourceContext().getNodesList()) {
            if (i != source && defautlMappings.getRelation(i, target) != IMappingElement.IDK
                    && isPrecedent(defautlMappings.getRelation(i, target), current)) {
                result = true;
                break;
            }
        }

        return result;
    }
private boolean existsStrongerInColumn ( INode source , INode target ) { boolean result = false ; char current = defautlMappings . getRelation ( source , target ) ; for ( INode i : defautlMappings . getSourceContext ( ) . getNodesList ( ) ) { if ( i != source && defautlMappings . getRelation ( i , target ) != IMappingElement . IDK && isPrecedent ( defautlMappings . getRelation ( i , target ) , current ) ) { result = true ; break ; } } return result ; }
Checks if there is no other stronger relation in the same column.

@param source source node
@param target target node
@return true if exists stronger relation in the same column, false otherwise.