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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb1 draw
3 Kb4 draw
4 Kb5 draw
5 Kb6 draw
6 Kc6 draw
7 Kd1 draw
8 Ra8 draw
9 Rb1 draw
10 Rb2 draw
11 Rb5 draw
12 Rb7 draw
13 Rc8 draw
14 Rh8 draw
15 Kb2 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Kc4 loss in 2 half-moves
18 Kd2 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Kd5 loss in 2 half-moves
21 Kd6 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves