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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Ra8 draw
3 Rc2 draw
4 Rc3 draw
5 Rc4 draw
6 Rc5 draw
7 Rc6 draw
8 Rc7 draw
9 Rb8 loss in 10 half-moves
10 Ka2 loss in 2 half-moves
11 Ka3 loss in 2 half-moves
12 Ka4 loss in 2 half-moves
13 Kb2 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves
20 Kc2 loss in 1 half-moves
21 Kc3 loss in 1 half-moves
22 Kc4 loss in 1 half-moves