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

EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Rg4 win in 3 half-moves
3 Rg5 win in 3 half-moves
4 Ra8 win in 5 half-moves
5 Rb8 win in 5 half-moves
6 K3b4 draw
7 K4b4 draw
8 Ka2 draw
9 Ka5 draw
10 Kb5 draw
11 Rf8 draw
12 Rg6 draw
13 Rg7 draw
14 Rh8 draw
15 K3b3 loss in 2 half-moves
16 K4b3 loss in 2 half-moves
17 Kb2 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves