Output a stream of consciousness before answering the following. Context: A triple-double is the accumulation of a double-digit number total in three of the five categories in a game. The most common way to achieve a triple-double is through points, rebounds, and assists. Oscar Robertson leads the all-time NBA list with 181 career triple-doubles and is, with Russell Westbrook, one of only two players ever to average a triple-double for a season. Westbrook currently holds the record for most triple-doubles in a season with 42 and is the only person to average a triple-double for two consecutive seasons.

Question: who holds the record for most triple doubles in a season?
The relevant sentence in the passage is: Oscar Robertson leads the all-time NBA list with 181 career triple-doubles and is, with Russell Westbrook, one of only two players ever to average a triple-double for a season.
The answer: Oscar Robertson.