Sentence:  He was able to smell a bargain - and a masterpiece - a continent away , and the Museum of Modern Art 's Alfred Barr said of him : `` I have never mentioned a new artist that Thompson did n't <WSD>know</WSD> about '' . 
Meaning of the word marked with <WSD> tags:  be cognizant or aware of a fact or a specific piece of information; possess knowledge or information about