    # File convertdb.rb, line 256
    def parseMorphLine( string, lineNumber, pos )
            key, value = string.split
            return "#{key}%#{pos}", value
    rescue => err
            message "Morph entry did not parse: %s for %s (pos = %s, line %d)\n\t%s\n" % [
                    err.message,
                    string.inspect,
                    pos.inspect,
                    lineNumber,
                    err.backtrace[0]
            ]
            return nil
    end