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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Rb2 draw
3 Rb3 draw
4 Rb4 draw
5 Rc7 draw
6 Rd7 draw
7 Re7 draw
8 Ka1 loss in 2 half-moves
9 Ka4 loss in 2 half-moves
10 Kaa2 loss in 2 half-moves
11 Kab2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kba2 loss in 2 half-moves
15 Kbb2 loss in 2 half-moves
16 Kc1 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh7 loss in 2 half-moves