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 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kb5 draw
6 Kb6 draw
7 Kb7 draw
8 Kc1 draw
9 Kc5 draw
10 Kc7 draw
11 Kd5 draw
12 Kd6 draw
13 Kd7 draw
14 Ra4 draw
15 Rc4 draw
16 Rd4 draw
17 Re4 draw
18 Rf3 draw
19 Rf5 draw
20 Rf6 draw
21 Rf7 draw
22 Rf8 draw
23 Kc2 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves