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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Ka1 draw
4 Ka2 draw
5 Ka3 draw
6 Ka4 draw
7 Ka6 draw
8 Kb1 draw
9 Kb3 draw
10 Kb4 draw
11 Kb5 draw
12 Kb6 draw
13 Ra8 draw
14 Rb4 draw
15 Rb7 draw
16 Rc8 draw
17 Rd8 draw
18 Rf8 draw
19 Rg8 draw
20 Kc1 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Kc3 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves