The Jerome Gambit is more than a tricky opening involving the sacrifice of a piece or two. The goal of all that giving is to get the enemy King, as Philidor 1792 shows in the game below.
5 0 blitz, www.peshka.me, 2015
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.Bxf7+
4...Kxf7 5.0-0 Nf6 6.c3 Nxe4 7.d4
Alternately: 7.b4 Bb6 8.b5 Na5 9.Nxe5+ Kg8 10.d3 Nf6 11.Re1 d6 12.Nf3 Bg4 13.h3 Bh5 14.Nbd2 h6 15.c4 Bd4 16.Rb1 Bc3 17.Qc2 Bxd2 18.Bxd2 b6 19.Nd4 Qd7 20.Bxa5 bxa5 21.Qa4 Kh7 22.Qxa5 Rhe8 23.Nc6 Bg6 24.Qc3 a6 25.a4 axb5 26.axb5 Qf5 27.d4 Ne4 28.Qc2 Rf8 29.f3 Ng3 30.Qf2 Nh5 31.Ne7 Qg5 32.Rbd1 Nf4 33.Kf1 Nd3 White resigned, Philidor 1792- guest826, ww.peshka.me, 2015.
7...exd4 8.cxd4 Bb6 9.d5 Nb8
Or 9...Na5 10.Qc2 Re8 11.Bg5 Nf6 12.b4 Kg8 13.bxa5 Bxa5 14.Nbd2 b5 15.a4 Bb7 16.axb5 Bb4 17.Qb3 Bd6 18.Rfe1 h6 19.Rxe8+ Qxe8 20.Bxf6 gxf6 21.Qd3 Qh5 22.Ne4 Kg7 23.Nxd6 cxd6 24.Qd4 Kf7 25.Qe4 Bxd5 26.Qh7+ Kf8 27.Re1 Qg4 28.Qxh6+ Qg7 29.Qh5 Be6 30.Nd4 Rc8 31.g3 Bg8 32.Qf3 Qf7 33.Qf4 Bh7 34.Qxd6+ Kg8 35.Re7 Qf8 36.Qxd7 Rc1+ 37.Kg2 Bg6 38.Ne6 Be4+ 39.f3 Rc2+ 40.Kg1 Rc1+ 41.Kf2 Bf5 42.Re8 Bxe6 43.Qxe6+ Kg7 44.Qg4+ Kf7 45.Qh5+ Kg7 46.Qg4+ Kf7 47.Qh5+ Kg7 48.Rxf8 Rc2+ 49.Ke3 Kxf8 50.Qh8+ Kf7 51.Qh7+ Ke6 52.Qxc2 Kd7 53.Qh7+ Kd6 54.Qxa7 f5 55.b6 Kd5 56.b7 Ke6 57.b8Q f4+ 58.Kxf4 Kd5 59.Qb5+ Kd6 60.Qad7 checkmate, Deep Shredder 10 UCI - Rybka 2.3.1 32-bit, jeromegambit computer tournament, 2008.
10.Nbd2 Nf6
Or 10...Nxd2 11.Bxd2 d6 12.Ng5+ Kg8 13.Qh5 Qf8 14.Rae1 Bd7 15.Re4 h6 16.Rf4 Qe7 17.Re4 Qf8 18.Rf4 Qe7 19.Re4 hxg5 20.Qxh8+ Kxh8 21.Rxe7 Bb5 22.Ra1 Na6 23.a4 Bc4 24.Bc3 Rg8 25.Ra3 Bxd5 26.a5 Bc5 27.b4 Nxb4 28.Bxb4 Bxb4 29.Rh3 checkmate, Philidor 1792 - guest826, www.peshka.me. 2015.
11.d6 cxd6 12.Nc4 d5 13.Nd6+ Kg8 14.Bg5 Qf8 15.Bxf6 Qxd6 16.Be5 Qe6 17.Re1 Qf7 18.Ng5 Qg6 19.Qxd5+ Kf8 20.Bd6+ Qxd6 21.Qxd6+ Kg8 22.Re8 checkmate