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 Ka5 draw
3 Kb7 draw
4 Rb2 draw
5 Rb3 draw
6 Rc4 draw
7 Rf4 draw
8 Kb5 loss in 22 half-moves
9 Ka7 loss in 14 half-moves
10 Kb6 loss in 4 half-moves
11 Ra4 loss in 4 half-moves
12 Rd4 loss in 4 half-moves
13 Rb1 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 Re4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves