Chennai: Linespersons at the Aircel ATP Chennai Open have come out on top following the introductory implementation of the Hawk-Eye electronic review system, a referral for line call challenges by players.
In all, 15 challenges were made against line calls in the four matches spread over 11 sets that were played on the Centre Court of the SDAT Stadium on the opening day Monday, official statistics show.
The linespersons were proved right on nine occasions, but incorrect six times.
The most number of challenges were in the first round doubles match between India's Mahesh Bhupathi-Leander Paes and Frank Dancevic (Canada)-Stanislas Wawrinka (Switzerland) with a total of eight challenges, three of which were correct.
The Indians, who won in three sets, had a 1-2 win-loss record as against their opponents' 2-3 for a match total of 3-5.
The next highest was in another doubles match involving Indians Somdev Devvarman-Sanam Singh and Robin Haase (Netherlands)-David Martin (US) that had three challenges, two of which were correct.
Second seed and defending champion Marin Cilic of Croatia, while going down in straight sets to Japan's Kei Nishikori, lost both his challenges while the winner did not seek any referral.