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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb4 win in 5 half-moves
3 Ka2 draw
4 Ka4 draw
5 Kab2 draw
6 Kab3 draw
7 Kab4 draw
8 Kc2 draw
9 Kc4 draw
10 Kcb2 draw
11 Kcb3 draw
12 Kcb4 draw
13 Ra8 draw
14 Rb1 draw
15 Rb3 draw
16 Rc8 draw
17 Rd8 draw
18 Re8 draw
19 Kd2 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves