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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb2 win in 3 half-moves
3 Ka1 draw
4 Ka4 draw
5 Kb1 draw
6 Ra6 draw
7 Rb7 draw
8 Rb8 draw
9 Rh6 draw
10 K2b2 loss in 2 half-moves
11 K2b3 loss in 2 half-moves
12 K3b2 loss in 2 half-moves
13 K3b3 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves