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 Kb5 draw
3 Kc5 draw
4 Kd5 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb6 draw
9 Rh8 draw
10 Kb3 loss in 2 half-moves
11 Kb4 loss in 2 half-moves
12 Kc3 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Kd4 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 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