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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 draw
3 Kc4 draw
4 Kd4 draw
5 Kd5 draw
6 Kd6 draw
7 Rc6 draw
8 Rc7 draw
9 Rd8 draw
10 Rh8 draw
11 Kb6 loss in 14 half-moves
12 Kc6 loss in 14 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves