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

EGTB: win in 4 half-moves

# move score
1 Rd5 win in 3 half-moves
2 Rg1 win in 3 half-moves
3 Rg2 win in 3 half-moves
4 Rg3 win in 3 half-moves
5 Ka1 draw
6 Ka2 draw
7 Kbb1 draw
8 Kbc2 draw
9 Kcb1 draw
10 Kcc2 draw
11 Kd1 draw
12 Kd2 draw
13 Re5 draw
14 Rf5 draw
15 Rg4 draw
16 Rh5 draw
17 Ka3 loss in 2 half-moves
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves