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

EGTB: win in 4 half-moves

# move score
1 Rh1 win in 3 half-moves
2 Ka3 draw
3 Rc8 draw
4 Rg8 draw
5 Rh2 draw
6 Rh6 draw
7 Rh7 draw
8 K1b1 loss in 2 half-moves
9 K1b2 loss in 2 half-moves
10 K2b1 loss in 2 half-moves
11 K2b2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Rh5 loss in 2 half-moves