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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kc2 draw
6 Kcd1 draw
7 Kcd2 draw
8 Ke2 draw
9 Ked1 draw
10 Ked2 draw
11 Kf1 draw
12 Kf2 draw
13 Ra8 draw
14 Rd1 draw
15 Rd2 draw
16 Rd3 draw
17 Rd7 draw
18 Rh8 draw
19 Rd4 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves