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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 K5b5 draw
3 K5b6 draw
4 K5d5 draw
5 K5d6 draw
6 K6b6 draw
7 K6d6 draw
8 Kb4 draw
9 Kc4 draw
10 Kd4 draw
11 Ra8 draw
12 Rb8 draw
13 Rc7 draw
14 Rd8 draw
15 Re8 draw
16 K6b5 loss in 2 half-moves
17 K6d5 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Rf8 loss in 1 half-moves
22 Rh8 loss in 1 half-moves