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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Ka2 win in 9 half-moves
3 Ka3 draw
4 Ka4 draw
5 Kb4 draw
6 Kbc2 draw
7 Kbc3 draw
8 Kbc4 draw
9 Kdc2 draw
10 Kdc3 draw
11 Kdc4 draw
12 Ke2 draw
13 Ke3 draw
14 Rb4 draw
15 Rc8 draw
16 Rd8 draw
17 Rh8 draw
18 Kb2 loss in 2 half-moves
19 Kd2 loss in 2 half-moves
20 Kd4 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rb6 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rg8 loss in 2 half-moves