411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...e5/2. Nf3/2...Nc6/3. Bc4/3...Bc5/4. d4/4...Nxd4/5. Nxe5/5...Qe7/6. Nxf7/6...d5/7. Bxd5/7...Nf6/8. Nxh8/8...Bg4/9. Bf7/9...Kf8/10. f3
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Rybasov Gambit rd kd nl pd pd pd qd bl pd pd nd bd nd pl bd pl pl pl pl pl pl rl nl bl ql kl rl
Rybasov Gambit
10. f3??
This move looks logical: it saved White's queen, attacked the bishop on g4 and defended the e4 pawn, but Black loses because of the shocking 10... Nxe4!. The knight obviously cannot be captured, but if White captures the bishop, after 11... Ng3+ White will lose.
Theory table
.
1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.d4 Nxd4 5.Nxe5 Qe7 6. Nxf7 d5 7. Bxd5 Nf6 8. Nxh8 Bg4 9. Bf7+ Kf8 10. f3
References