Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rb4 draw
3 Nd2 loss in 2 half-moves
4 Ne3 loss in 2 half-moves
5 Ng3 loss in 2 half-moves
6 Nh2 loss in 2 half-moves
7 Ra1 loss in 2 half-moves
8 Rb3 loss in 2 half-moves
9 Rb5 loss in 2 half-moves
10 Rb7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 d8=B loss in 1 half-moves
16 d8=K loss in 1 half-moves
17 d8=N loss in 1 half-moves
18 d8=Q loss in 1 half-moves
19 d8=R loss in 1 half-moves
20 Rb2 loss in 1 half-moves