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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Ra4 draw
8 Rb7 draw
9 Rb8 draw
10 Rc4 loss in 4 half-moves
11 Rd4 loss in 4 half-moves
12 Re4 loss in 4 half-moves
13 Rf4 loss in 4 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rg4 loss in 1 half-moves
19 Rh4 loss in 1 half-moves