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

EGTB: win in 6 half-moves

# move score
1 Rc8 win in 5 half-moves
2 Ra8 win in 11 half-moves
3 Ka3 draw
4 Kaa1 draw
5 Kab2 draw
6 Kb3 draw
7 Kba1 draw
8 Kbb2 draw
9 Kc1 draw
10 Rg1 draw
11 Rg2 draw
12 Rg6 draw
13 Rg7 draw
14 Rh8 draw
15 Kc2 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves