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

EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Kc2 win in 5 half-moves
3 Kc3 win in 5 half-moves
4 Rc8 win in 5 half-moves
5 Kdd2 draw
6 Kde2 draw
7 Ked2 draw
8 Kee2 draw
9 Kf2 draw
10 Kf3 draw
11 Ra8 draw
12 Rb1 draw
13 Rb3 draw
14 Rg8 draw
15 Rh8 draw
16 Kc4 loss in 2 half-moves
17 Kdd4 loss in 2 half-moves
18 Kde4 loss in 2 half-moves
19 Ked4 loss in 2 half-moves
20 Kee4 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rb7 loss in 2 half-moves
26 Rd8 loss in 2 half-moves
27 Re8 loss in 2 half-moves
28 Rf8 loss in 2 half-moves