The Indo-Swiss tennis combine of Sania Mirza and Martina Hingis lost to Hungarian-French pair of Timea Babos and Kristina Mladenovic in straight sets in the women's doubles final of the Rome Masters on Sunday.In the first ever match between the two pairs, the top seeds went down 4-6, 3-6 against the third seeds in an hour and 13 minutes' long match on the outdoor clay courts of Foro Italico. This was the Indo-Swiss pair's fourth final together, having won at Indian Wells, Miami and Charleston earlier this year.In World Women's Doubles Rankings, Sania is ranked World Number One and Martina World No 2.