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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ka1 draw
3 Ka2 draw
4 Kb2 draw
5 Kc1 draw
6 Kc2 draw
7 Kf5 draw
8 Kg6 draw
9 Kh4 draw
10 Kh5 draw
11 Kh6 draw
12 Ra4 draw
13 Rd4 draw
14 Re4 draw
15 Rf4 draw
16 Rg1 draw
17 Rg2 draw
18 Rg3 draw
19 Rh4 draw
20 Kf4 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Rc4 loss in 1 half-moves