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 Ka5 draw
3 Ka7 draw
4 Kb2 draw
5 Kb3 draw
6 Kb4 draw
7 Kb5 draw
8 Kb6 draw
9 Kb7 draw
10 Kc2 draw
11 Kd2 draw
12 Kd3 draw
13 Ra8 draw
14 Rb1 draw
15 Rb3 draw
16 Rb4 draw
17 Rc8 draw
18 Rd8 draw
19 Rg8 draw
20 Kc4 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 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves