Can you help Magnus find the best continuation?

Carlsen – Nakamura (Game 2 – Oslo Blitz 2009)

White to move. How should White proceed? Can you help Magnus win this game?

This is game 2 of the Oslo Blitz tournament. Magnus was leading 1-0 and this was the position he had in game 2. He managed to lose this game and then fell apart the rest of the way.

3r2k1/p2P2p1/6Qp/4N3/7q/P1n2P2/6PP/3R3K w – – 0 45

Carlsen, Magnus – Nakamura, Hikaru [E32]
BNBank Blitz Final Oslo (2), 28.11.2009

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 0–0 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 8.Nf3 d6 9.Nd2 Nbd7 10.f3 h6 11.Bh4 c5 12.e4 Rc8 13.Bd3 Re8 14.0–0 Rc7 15.Rad1 Qc8 16.d5 e5 17.Rfe1 Nh5 18.Nf1 Nf8 19.Ne3 Ng6 20.Bf2 Qd8 21.Bf1 Bc8 22.b4 Bd7 23.bxc5 Rxc5 24.Nf5 Rc7 25.Nxd6 Rf8 26.c5 bxc5 27.Rc1 Nhf4 28.Qa5 c4 29.Rxc4 Qg5 30.Kh1 Rxc4 31.Nxc4 f5 32.exf5 Bxf5 33.d6 Bd3 34.Bg3 Bxf1 35.Rxf1 Ne2 36.Bxe5 Ngf4 37.Bxf4 Qxf4 38.Qd5+ Kh8 39.d7 Qh4 40.Qd6 Rd8 41.Rd1 Nc3 42.Ne5 Kg8 43.Qe6+ Kh7 44.Qg6+ Kg8 45.Qe8+ Kh7 46.Qxd8 Qxd8 47.Nc6 Qb6 48.d8Q Nxd1 49.Qxb6 axb6 50.Kg1 Nc3 51.Nd4 Kg6 52.Kf2 Kf6 53.Ke3 Ke5 54.Kd3 Nd5 55.Ne2 Kd6 56.Kd4 Nc7 57.Nc3 Ne6+ 58.Ke4 g6 59.Nb5+ Kc5 60.Ke5 Kxb5 61.Kxe6 Ka4 62.Kf6 Kxa3 63.Kxg6 b5 64.f4 b4 65.f5 b3 66.f6 b2 67.f7 b1Q+ 68.Kxh6 Qf5 69.Kg7 Qg5+ 70.Kh7 Qf6 71.Kg8 Qg6+ 72.Kf8 Kb4 73.h4 Kc5 74.h5 Qxh5 75.g4 Qxg4 76.Ke7 Qg7 0–1
　
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