"It'll be tough. Chikka is a fierce competitor. It'll be good to battle it out with him," said Lahiri, the reigning Asian Tour number one who won the Macao title in 2014 and was runner-up last year.
England's Ian Poulter, returning to tournament golf following a four-and-a-half month layoff with a foot injury, shot a level-par 71 to lie joint 14th at five under par.
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(Reporting by Ed Osmond, editing by Ian Chadband)
