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

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kb7 win in 1 half-moves
3 Kb8 win in 1 half-moves
4 Ka6 draw
5 Re4 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rg8 draw
10 Rg3 loss in 4 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rd4 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Ka8 loss in 1 half-moves
18 Rc4 loss in 1 half-moves
19 Rf4 loss in 1 half-moves