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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rc6 win in 1 half-moves
3 Kc1 draw
4 Kc2 draw
5 Kc3 draw
6 Kd1 draw
7 Kd3 draw
8 Kd7 draw
9 Ke7 draw
10 Ke8 draw
11 Ra8 draw
12 Rc1 draw
13 Rc2 draw
14 Rc5 draw
15 Rc7 draw
16 Kc7 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rc4 loss in 2 half-moves