Sentence:  The latter provisions proscribe any contract , <WSD>combination</WSD> , or conspiracy in restraint of interstate or foreign trade , and monopolization of , or attempts , combinations , or conspiracies to monopolize , such trade . 
Meaning of the word marked with <WSD> tags:  (law) any monopoly or contract or combination or conspiracy intended to restrain commerce (which are illegal according to antitrust laws of the United States)