Putting up a convincing display Sania Mirza [ Images ] and her South African partner Liezel Huber sailed into the doubles semi-final at the USD 1,75,000 Sunfeast Open in Kolkata [ Images ] on Friday.

Mirza and Huber spanked Australia's [ Images ] Casey Dellacqua [ Images ] and US-citizen of Indian origin Sunitha Rao 6-1, 6-4 in a one-sided match at the Netaji Indore Stadium.