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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 K1c1 draw
3 K1c2 draw
4 K1e1 draw
5 K1e2 draw
6 K2c1 draw
7 K2c2 draw
8 K2e1 draw
9 K2e2 draw
10 Kc3 draw
11 Kd3 draw
12 Ke3 draw
13 Ra8 draw
14 Rb1 draw
15 Rb2 draw
16 Rb4 draw
17 Rc8 draw
18 Rd8 draw
19 Rh8 draw
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves