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

EGTB: win in 2 half-moves

# move score
1 Rb7 win in 1 half-moves
2 Rc4 win in 1 half-moves
3 Kc5 draw
4 Kc6 draw
5 Kd5 draw
6 Kd7 draw
7 Ke6 draw
8 Ke7 draw
9 Ra7 draw
10 Rc5 draw
11 Rc6 draw
12 Rc8 draw
13 Rd7 draw
14 Re7 draw
15 Rf7 draw
16 Ke5 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves