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

EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc1 draw
8 Kc2 draw
9 Kc3 draw
10 Kd2 draw
11 Ke1 draw
12 Ke2 draw
13 Ra8 draw
14 Rb8 draw
15 Rc1 draw
16 Rc2 draw
17 Rc4 draw
18 Rg8 draw
19 Kc4 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rc6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves