The Taimanov Variation is a chess variation of the Sicilian Defence and named after chess grandmaster Mark Taimanov. It is a very solid opening for Black.It starts as follows:
Remarkable is that Black must not play 5...d6, but can play 5...a6 instead, still keeping the option open to bring the king's bishop to b4 or c5.
This variation where Black plays 5...a6 and brings out his kings bishop to b4, is shown in this video in a game between two women grandmasters. (White: Alexandra Kosteniuk (Women World Champion) Watch the moves of the black bishop!