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

EGTB: win in 4 half-moves

# move score
1 Ka1 win in 3 half-moves
2 Ka5 win in 3 half-moves
3 Kb1 win in 3 half-moves
4 Kb2 win in 3 half-moves
5 Kb4 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rb2 win in 3 half-moves
8 Rb4 win in 3 half-moves
9 K2a3 draw
10 K2b3 draw
11 K4a3 draw
12 K4b3 draw
13 Kb5 draw
14 Ra8 draw
15 Rb3 draw
16 Rc8 draw
17 Rd8 draw
18 Re8 draw
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves