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 Kb7 draw
3 Rc8 draw
4 Rh8 draw
5 Ra8 loss in 8 half-moves
6 Re8 loss in 6 half-moves
7 Rf8 loss in 6 half-moves
8 Rg8 loss in 6 half-moves
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rb1 loss in 1 half-moves
19 Rb2 loss in 1 half-moves