18....Ncxe7??Somehow, this unassuming move that took but 22 seconds to play is a blunder.18...Qxe7, stopping Nf3-g5, was necessary:19.Rac1Rd8and Black is fine.19.Ng5!...A bolt from the blue. There's just no good way to stop Nxf7-Qxe6-Nd6.19....Ng619...Qf820.Nd6Rc721.Nxb7Rxb722.c4+−19...Ra620.Qh5+−20.Nxf7Qf621.Ncd6??...Played with the last few minutes of White's time, but unfortunately it's not the most accurate choice.21.Qxe6!is winning with a bit of calculation, since afterQxe622.Rxe6Kxf723.Rae1there's no way to stop both Nc4-d6+ and Nc4-d6-xb7.Kf824.Nd6+−21.Nfd6, claiming the knight was unsafe on f7.Ndf422.gxf4Bxg223.Qxe6+Qxe624.Rxe6+−21....Ndf4!Counterplay!22.gxf4Bxg223.Qg4...23.f5!is a difficult move to find in time trouble. White opens the e-file to gain a few tempi.exf524.Nxc8Rxc825.Ng5!±23....Nxf424.Nxc8h525.Qg3h426.Qe3?...26.Qg4Bxh327.Qg5, despite losing a pawn with tempo, is better. White is able to force a queen trade if needed, important now that her king is so exposed.Kxf728.Nd6+Ke729.Nf5+!Bxf530.Qxf426....Rxc827.Ne5Bxh3?!Certainly the most natural move, but Black had something even stronger.27...Qf5!and Black's threat of ... Nf4-d5 and ... Qf5xh3 is pretty impossible to stop.28.c4Bb729.Kh2Ng2-+28.Kh2Ng229.Ng4?!...Playing this sharp position on increment couldn't have been fun.29.Nd7Qf730.Ne5Qf631.Nd7Qe732.Qxh3Nxe133.Rxe1Qxd734.Qxe6+29....Bxg430.Kxg2Rf8White is technically up material, but Black is obviously the one pushing for the win here.31.Rg1...Preparing a hiding spot for the king on h2.31....bxc332.bxc3Qxc333.Rac1Qb234.Rxc5Bf3+??Allowing the king to escape. At this point, Lee is also nearing time pressure.34...h3+35.Kh1Rxf2!36.Rxg4Rf1+37.Qg1Rxg1+38.Rxg1Qe235.Kh3!Bd536.Rxd5??...One last chance.36.f4!White ends up being winning after all! This move prepares Qe3-e5 to finally force a queen trade.Rf737.Qe5Qb738.Rb5+−36....exd537.Qe6+Rf738.Qe8+Rf839.Qe6+Rf739...Kh740.Rg5Rf3+41.Kg4Rf642.Rh5+Rh643.Qf5+Kh844.Qf8+40.Qe8+Rf841.Qe6+Draw.1/2-1/2