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

EGTB: win in 4 half-moves

# move score
1 R6a3 win in 3 half-moves
2 Ra8 win in 3 half-moves
3 Rb2 win in 3 half-moves
4 Rc2 win in 3 half-moves
5 Rd2 win in 3 half-moves
6 Re2 win in 3 half-moves
7 Rf2 win in 3 half-moves
8 R2a3 draw
9 Ra1 draw
10 Ra7 draw
11 Rb6 draw
12 Kb5 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 R2a4 loss in 2 half-moves
19 R2a5 loss in 2 half-moves
20 R6a4 loss in 2 half-moves
21 R6a5 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh2 loss in 2 half-moves
24 Kb6 loss in 1 half-moves
25 Kd6 loss in 1 half-moves