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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kb5 draw
5 Kb7 draw
6 Rb5 draw
7 Rb6 draw
8 Rb7 draw
9 Rc8 loss in 6 half-moves
10 Kb6 loss in 4 half-moves
11 Ra8 loss in 4 half-moves
12 Rd8 loss in 4 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Re8 loss in 1 half-moves