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 Kb2 draw
3 Kc2 draw
4 Kd2 draw
5 Rb4 draw
6 Rh8 draw
7 Kb1 loss in 18 half-moves
8 Ra8 loss in 10 half-moves
9 Rb1 loss in 10 half-moves
10 Rf8 loss in 10 half-moves
11 Kd1 loss in 6 half-moves
12 Rb2 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves