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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kd4 draw
3 Kd6 draw
4 Ke4 draw
5 Ke5 draw
6 Ke6 draw
7 Rc1 draw
8 Rd2 draw
9 Re1 draw
10 Rf1 draw
11 Kc4 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves