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

EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rb8 win in 3 half-moves
3 Kd7 draw
4 Kd8 draw
5 Ke7 draw
6 Kf7 draw
7 Kf8 draw
8 Ra5 draw
9 Rb1 draw
10 Rb4 draw
11 Rb6 draw
12 Rc5 draw
13 Rb2 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves