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 Kc2 draw
10 Kc5 draw
11 Kc7 draw
12 Kd5 draw
13 Kd6 draw
14 Kd7 draw
15 Ra4 draw
16 Rc4 draw
17 Rd4 draw
18 Re4 draw
19 Rf1 draw
20 Rf2 draw
21 Rf3 draw
22 Rf8 draw
23 Rf5 loss in 2 half-moves
24 Rf6 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh4 loss in 2 half-moves