Sentence:  One of these days , I 'm going to organize a gigantic exhibition that will span everything that 's being painted these days , from extreme <WSD>abstract</WSD> expressionism to extreme photorealism , and then you 'll be able to see at a glance how much artists have in common with each other . 
Meaning of the word marked with <WSD> tags:  a New York school of painting characterized by freely created abstractions; the first important school of American painting to develop independently of European styles