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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kb4 draw
3 Kb6 draw
4 Kc4 draw
5 Kc5 draw
6 Ra3 draw
7 Rb3 draw
8 Rc4 draw
9 Rd3 draw
10 Rf3 draw
11 Re3 loss in 8 half-moves
12 Ka4 loss in 6 half-moves
13 Kc6 loss in 6 half-moves
14 Ka5 loss in 4 half-moves
15 Ka6 loss in 4 half-moves
16 Rc1 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves