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

EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Kc6 win in 5 half-moves
3 Kcc4 win in 5 half-moves
4 Rb5 win in 5 half-moves
5 Rb7 win in 5 half-moves
6 Rc8 win in 5 half-moves
7 Kcb5 win in 7 half-moves
8 Kd6 win in 7 half-moves
9 Kb6 win in 9 half-moves
10 Kbb5 win in 9 half-moves
11 Kd5 win in 11 half-moves
12 Kd4 draw
13 Rh8 draw
14 Ka3 loss in 2 half-moves
15 Ka4 loss in 2 half-moves
16 Ka5 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kbc4 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves