sentence: First of all , people visit museums to learn the history of the city being visited . We know that museums are generally established to exhibit special and unique belongings which are historically valuable as well as to exhibit modern belongings .
modified: First of all , people visit museums to learn history of the visiting city . We know that museums generally established to expose special and unique belongings which are historically valuable as well as to expose modern belongings .
transformation: DET, OTHER, VERB:TENSE, VERB, VERB