Sentence:  Here we are going to examine <WSD>finesses</WSD> from a negative standpoint. Those players who take <WSD>finesses</WSD> wherever and whenever they appear will seldom give any thought to what might happen if the <WSD>finesse</WSD> were to lose. And this is why taking or shunning a <WSD>finesse</WSD> is an option which shouldn't be exercised without much prior thought. 
Meaning of the word marked with <WSD> tags:  In bridge, whist, etc.: a technique which allows one to win a trick, usually by playing a card when it is thought that a card that can beat it is held by another player whose turn is over. (from early 18th c.)