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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kc5 draw
5 Kd3 draw
6 Kd5 draw
7 Ke3 draw
8 Ke4 draw
9 Ke5 draw
10 Ra7 draw
11 Rb1 draw
12 Rb3 draw
13 Rb4 draw
14 Rb6 draw
15 Rb8 draw
16 Rd7 draw
17 Re7 draw
18 Rf7 draw
19 Rg7 draw
20 Rb5 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves