[Event " Queen's Gambit Declined: Semi-Tarrasch Defense Main Line "] [Site "www.masterchessopen.com"] [Date "2014.10.10"] [Round "1"] [White "White"] [Black "D42"] [ECO "D41"] [Opening "QGD: Semi-Tarrasch, 5.cxd5"] 1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.cxd5 Nxd5 6.e3 Nc6 7.Bd3 *