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

EGTB: win in 6 half-moves

# move score
1 Kb3 win in 5 half-moves
2 Kb4 win in 5 half-moves
3 Re6 win in 5 half-moves
4 Re7 win in 5 half-moves
5 Ra8 win in 7 half-moves
6 Ka5 draw
7 Ra5 draw
8 Rf6 draw
9 Rf7 draw
10 Kb5 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rb7 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg7 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Ka3 loss in 1 half-moves