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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 Ra6 win in 5 half-moves
4 Rb6 win in 5 half-moves
5 Rg3 win in 5 half-moves
6 Ka2 draw
7 Kab1 draw
8 Kab2 draw
9 Kb3 draw
10 Kc1 draw
11 Kc3 draw
12 Kcb1 draw
13 Kcb2 draw
14 Kd1 draw
15 Kd2 draw
16 Kd3 draw
17 Rf6 draw
18 Rg4 draw
19 Rg5 draw
20 Rh6 draw
21 Rc6 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves