Passage: In October 2002, at his father Amitabh Bachchan's 60th birthday celebration, Abhishek and actress Karisma Kapoor announced their engagement. The engagement was called off in January 2003. Bachchan fell in love with Aishwarya Rai whilst filming for Dhoom 2, though both of them had already appeared together in Dhai Akshar Prem Ke (in which her then longtime boyfriend, Salman Khan, made a brief cameo) and Kuch Naa Kaho. Bachchan and Rai announced their engagement on 14 January 2007 which was later confirmed by his father, Amitabh Bachchan. The couple was married on 20 April 2007, according to traditional Hindu rituals of the Bunt community, to which Rai belongs. The wedding took place in a private ceremony at the Bachchan residence, Prateeksha, in Juhu, Mumbai, but was heavily covered by the entertainment media. The couple appeared on The Oprah Winfrey Show in September 2009, and were described as more famous than Brangelina. They have been described as a supercouple in the Indian media. Rai gave birth to a baby girl on 16 November 2011. Her daughter became quite popular by the name of "Beti B" which was named by the fans and the media, since the couple took over four months to name their daughter.

Question: What was the sex of the baby Rai gave birth to?
girl