Complex sentence: Said was mainly concerned with literature in the widest sense, especially French literature, and did not cover visual art and Orientalist painting, though others, notably Linda Nochlin, have tried to extend his analysis to art, "with uneven results".
Split into simpler sentences: Said was mainly concerned with literature in the widest sense, especially French literature, and did not cover visual art and Orientalist painting. Others, notably Linda Nochlin, have tried to extend his analysis to art, "with uneven results".