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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Rb3 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Ka4 draw
5 Ka6 draw
6 Kd1 draw
7 Kd2 draw
8 Kd3 draw
9 Ke1 draw
10 Ke3 draw
11 Kf1 draw
12 Kf2 draw
13 Kf3 draw
14 Ra8 draw
15 Rb1 draw
16 Rb4 draw
17 Rb5 draw
18 Rb6 draw
19 Rc8 draw
20 Re8 draw
21 Rg8 draw
22 Rh8 draw
23 Kb4 loss in 2 half-moves
24 Kb5 loss in 2 half-moves
25 Kb6 loss in 2 half-moves
26 Rb7 loss in 1 half-moves
27 Rd8 loss in 1 half-moves