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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc2 draw
3 Rb5 draw
4 Rb6 draw
5 Rb7 draw
6 Rh8 draw
7 Re8 loss in 6 half-moves
8 Rf8 loss in 4 half-moves
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Ra8 loss in 1 half-moves