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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Ra5 draw
3 Rd5 draw
4 Kb1 loss in 2 half-moves
5 Kb2 loss in 2 half-moves
6 Kb3 loss in 2 half-moves
7 Kc1 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rh5 loss in 2 half-moves