Explain the significance of the love the speaker feels for kabul and the fact that the city hurts the speaker

the sentence that avoid faulty coordination is:

culture, which is well represented in philadelphia, plays a major role including theatre, music, and the visual arts.  

faulty coordination occurs when the writer gives equal importance two different ideas (clauses) which in fact are not equivalent. in order to correct a misplaced clause or idea, the writer can place less important or emphatic ideas in a relative clause as in the previous sentence.  

the tree invited all its friends to its lumber party. the party was at saruman's tower in isengard because saruman had killed some trees