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

EGTB: win in 4 half-moves

# move score
1 Rb5 win in 3 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc6 draw
5 Kcc7 draw
6 Kcd8 draw
7 Kd6 draw
8 Kdc7 draw
9 Kdd8 draw
10 Ke6 draw
11 Ke7 draw
12 Ke8 draw
13 Ra5 draw
14 Rc5 draw
15 Rg3 draw
16 Rg4 draw
17 Rg6 draw
18 Rg7 draw
19 Rg8 draw
20 Rh5 draw
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves