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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kd3 draw
3 Rb3 draw
4 Rb4 draw
5 Rg8 draw
6 Kc1 loss in 8 half-moves
7 Kc3 loss in 8 half-moves
8 Kd1 loss in 6 half-moves
9 Kd2 loss in 6 half-moves
10 Ra8 loss in 6 half-moves
11 Rb2 loss in 6 half-moves
12 Kb1 loss in 4 half-moves
13 Kb2 loss in 4 half-moves
14 Kb3 loss in 4 half-moves
15 Rc8 loss in 4 half-moves
16 Rb1 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 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 Rh8 loss in 2 half-moves