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

EGTB: win in 4 half-moves

# move score
1 Kd1 win in 3 half-moves
2 Kd2 win in 3 half-moves
3 Kg2 win in 11 half-moves
4 Kb1 draw
5 Kb2 draw
6 Kc2 draw
7 Kg3 draw
8 Kh2 draw
9 Rd1 draw
10 Re2 draw
11 Re3 draw
12 Re8 draw
13 Rf1 draw
14 Rh1 draw
15 Kg4 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re5 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rg1 loss in 2 half-moves