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

EGTB: win in 2 half-moves

# move score
1 Re1 win in 1 half-moves
2 Rc1 draw
3 Kb6 loss in 2 half-moves
4 Kb7 loss in 2 half-moves
5 Kb8 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Nd1 loss in 2 half-moves
12 Nd3 loss in 2 half-moves
13 Ne4 loss in 2 half-moves
14 Ng4 loss in 2 half-moves
15 Nh1 loss in 2 half-moves
16 Nh3 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves