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

EGTB: win in 2 half-moves

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