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

EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb5 win in 3 half-moves
3 Rd7 win in 5 half-moves
4 Ka1 draw
5 Ka2 draw
6 Ka5 draw
7 Kaa3 draw
8 Kab3 draw
9 Kb1 draw
10 Kb4 draw
11 Kb5 draw
12 Kba3 draw
13 Kbb3 draw
14 Ra7 draw
15 Rb6 draw
16 Rb8 draw
17 Rc7 draw
18 Rf7 draw
19 Rh7 draw
20 Kc1 loss in 2 half-moves
21 Kc2 loss in 2 half-moves
22 Kc3 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Re7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves