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 Ra1 win in 7 half-moves
3 Rc1 win in 7 half-moves
4 Rd1 win in 7 half-moves
5 Re1 draw
6 Rf5 draw
7 Rf6 draw
8 Rf7 draw
9 Rf8 draw
10 K2a3 loss in 2 half-moves
11 K2b3 loss in 2 half-moves
12 K4a3 loss in 2 half-moves
13 K4b3 loss in 2 half-moves
14 Ka1 loss in 2 half-moves
15 Ka5 loss in 2 half-moves
16 Kb1 loss in 2 half-moves
17 Kb2 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kb5 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg1 loss in 2 half-moves
24 Rh1 loss in 2 half-moves