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 Kc6 draw
3 Kc8 draw
4 Kd6 draw
5 Kd8 draw
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Ra7 draw
10 Rc1 draw
11 Rc3 draw
12 Rc4 draw
13 Rc5 draw
14 Rc6 draw
15 Rc2 loss in 2 half-moves
16 Rc8 loss in 2 half-moves