question: public String toString ( ) { return "Value: " + String . format ( "%5.2f%%" , ValueSimilarity * 100.0 ) + " Containment: " + String . format ( "%5.2f%%" , ContainmentSimilarity * 100.0 ) + " Size: " + String . format ( "%5.2f%%" , SizeSimilarity * 100.0 ) ; }
target:  Return a string representation of this object, describing all aspects of similarity.