I played this game an hour ago and it was really fun. i felt in control for most of it but i looked it over and there was some big key blunders i feel i made. he was rated 1157 and i am 1010. im black he was white.

1. d4 d5
2. e3 Nf6
3. h3 e6
4. a3 a6
5. b4 Bd6
6.g3 0-0
7. Nd2 c6
8. Ngf3 Nbd7
9. Rg1 e5
10. dxe5 Nxe5
11. Nd4 g6
12.g4 b5
13. e4 a5
14.bxa5 Rxa5
15. Nxc6 Nxc6
16.g5 Nxe4
17. Nxe4 dxe4
18.Qd5 Ra6
19. Qxb5 Nd4
20. Qd3 Nf3+
21. ke2 exd3+


he resigned . I really dont know how i feel about my 20....Nf3+ move now that i think about it i should have taken his queen right away with my pawn. any help is very welcomed . Im a beginner and any help is awesome. thanks for your time