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

EGTB: win in 4 half-moves

# move score
1 Kcb5 win in 3 half-moves
2 Kd4 win in 3 half-moves
3 Kd5 win in 3 half-moves
4 Ra8 win in 3 half-moves
5 Rd8 win in 3 half-moves
6 Kc7 win in 9 half-moves
7 Ka5 draw
8 Ka6 draw
9 Ka7 draw
10 Kb4 draw
11 Kb7 draw
12 Kbb5 draw
13 Kbc6 draw
14 Kc4 draw
15 Kcc6 draw
16 Kd6 draw
17 Rb8 draw
18 Re8 draw
19 Rc6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh8 loss in 2 half-moves