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

EGTB: win in 4 half-moves

# move score
1 K1b2 win in 3 half-moves
2 K3b2 draw
3 Kb3 draw
4 Kb4 draw
5 Rb6 draw
6 Rb7 draw
7 Rb8 draw
8 K1c2 loss in 2 half-moves
9 K1d2 loss in 2 half-moves
10 K3c2 loss in 2 half-moves
11 K3d2 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves