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 Rb4 win in 1 half-moves
4 Kc6 draw
5 Rb6 draw
6 Rd8 draw
7 Rc8 loss in 10 half-moves
8 Kb7 loss in 6 half-moves
9 Kb6 loss in 4 half-moves
10 Kc8 loss in 4 half-moves
11 Rb5 loss in 4 half-moves
12 Rb7 loss in 4 half-moves
13 Kd6 loss in 2 half-moves
14 Kd7 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves