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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Ra8 draw
5 Re8 draw
6 Rf4 draw
7 Rf5 draw
8 Rf6 draw
9 Rf7 draw
10 K1b1 loss in 2 half-moves
11 K1b2 loss in 2 half-moves
12 K1d1 loss in 2 half-moves
13 K1d2 loss in 2 half-moves
14 K2b1 loss in 2 half-moves
15 K2b2 loss in 2 half-moves
16 K2d1 loss in 2 half-moves
17 K2d2 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf2 loss in 2 half-moves
23 Rf3 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh8 loss in 2 half-moves