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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 K5b5 draw
3 K6b5 draw
4 K6b6 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Rb4 draw
9 Rc4 draw
10 Rd4 draw
11 Re4 draw
12 K5b6 loss in 2 half-moves
13 Ka7 loss in 1 half-moves
14 Kb7 loss in 1 half-moves
15 Rf4 loss in 1 half-moves
16 Rg4 loss in 1 half-moves
17 Rh4 loss in 1 half-moves