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

EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rc3 win in 3 half-moves
3 Rd3 win in 3 half-moves
4 Rh6 win in 3 half-moves
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc6 draw
9 Kcc8 draw
10 Kcd7 draw
11 Kd6 draw
12 Kdc8 draw
13 Kdd7 draw
14 Ke7 draw
15 Ke8 draw
16 Ra3 draw
17 Rh4 draw
18 Rh5 draw
19 Rh7 draw
20 Rh8 draw
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg3 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh2 loss in 2 half-moves