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 Ka2 draw
3 Ka4 draw
4 Kb2 draw
5 Kb3 draw
6 Kc1 draw
7 Kc2 draw
8 Kd2 draw
9 Ke1 draw
10 Ke2 draw
11 Rg2 draw
12 Rg3 draw
13 Rg5 draw
14 Rh1 draw
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves