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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Ra5 draw
8 Rb2 draw
9 Rb4 draw
10 Rb7 draw
11 Rc5 draw
12 Rg5 loss in 8 half-moves
13 Rf5 loss in 4 half-moves
14 Rb3 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Rd5 loss in 1 half-moves
18 Re5 loss in 1 half-moves