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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Kc3 draw
6 Kcc1 draw
7 Kdc1 draw
8 Ke1 draw
9 Ra2 draw
10 Ra8 draw
11 Rc1 draw
12 Kcd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kdd2 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves