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 Kd5 win in 5 half-moves
3 Rc1 win in 5 half-moves
4 Kb4 draw
5 Kb5 draw
6 Kc4 draw
7 Kd4 draw
8 Ra1 draw
9 Rf1 draw
10 Rg2 draw
11 Rg3 draw
12 Rg4 draw
13 Rg5 draw
14 Rh1 draw
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves