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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc8 draw
7 Kcc7 draw
8 Kcd7 draw
9 Kd5 draw
10 Kd6 draw
11 Kdc7 draw
12 Kdd7 draw
13 Ke7 draw
14 Ke8 draw
15 Ra4 draw
16 Rc4 draw
17 Rg3 draw
18 Rg5 draw
19 Rg6 draw
20 Rg7 draw
21 Rg8 draw
22 Rh4 draw
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves