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 Rb2 win in 3 half-moves
4 Rc2 win in 3 half-moves
5 Kcc2 draw
6 Kcd1 draw
7 Kdc2 draw
8 Kdd1 draw
9 Ke1 draw
10 Ke2 draw
11 Ra1 draw
12 Ra3 draw
13 Ra8 draw
14 Kc3 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ke3 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