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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kc5 draw
3 Kc6 draw
4 Kd4 draw
5 Kd6 draw
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Ra7 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb5 draw
14 Rb6 draw
15 Rb8 draw
16 Rc7 draw
17 Rd7 draw
18 Re7 draw
19 Rf7 draw
20 Rg7 draw
21 Rh7 draw
22 Kc4 loss in 2 half-moves