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

EGTB: win in 4 half-moves

# move score
1 Kab7 win in 3 half-moves
2 Kbb7 win in 3 half-moves
3 Kaa7 draw
4 Rg8 draw
5 Kaa5 loss in 2 half-moves
6 Kab5 loss in 2 half-moves
7 Kba5 loss in 2 half-moves
8 Kba7 loss in 2 half-moves
9 Kbb5 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rh8 loss in 2 half-moves