Complex sentence: On December 31,2015 Wang won the 4th Al Ain Classic with 8/9,1.5 points ahead of the nearest followers; he already ensured the victory with a round to spare.
Split into simpler sentences: On December 31,2015 Wang won the 4th Al Ain Classic tournament scoring 8/9,1.5 points ahead of the nearest followers. He already ensured the victory with a round to spare.