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 Kc2 draw
3 Kc3 draw
4 Kc4 draw
5 Kd2 draw
6 Kd4 draw
7 Ke2 draw
8 Ke3 draw
9 Ke4 draw
10 Ra4 draw
11 Rc4 draw
12 Re4 draw
13 Rf4 draw
14 Rg4 draw
15 Rh1 draw
16 Rh2 draw
17 Rh3 draw
18 Rh5 draw
19 Rh6 draw
20 Rh7 draw
21 Rd4 loss in 2 half-moves
22 Rh8 loss in 2 half-moves