Hack-a-Shaq by teams that are trailing near the end of the game. Basketball, unique among major world sports, permits intentional fouling to gain a strategic advantage; in other sports, it is considered an unfair act or professional foul. Once the fouling team enters the penalty situation, the fouled team is awarded free throws. The typical NBA player makes a high enough percentage of his free throws that, over time, opponents' possessions that end with free throws will yield more points than possessions in which the opponents try to score a field goal. Even the highest-scoring NBA teams average only about 1.1
First-move advantage in chess Kc3 ½–½ (After 34...Qd4+, White cannot escape the checks.) However, Georgiev and Kolev's pessimistic assessment of 6.Bg5 has since been called into question, as White succeeded with 10.e5 (another critical line) in several later high-level games. GM Zaven Andriasyan wrote in 2013 that after 10.f5, "a forced draw results", but that after 10.e5, "we reach a very sharp position, with mutual chances." Although it is very much a minority view, three prominent twentieth-century masters claimed that White's advantage should or may be decisive with best play. Weaver Adams, then one of the leading American masters, was the best-known proponent of