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

EGTB: win in 4 half-moves

# move score
1 Re3 win in 3 half-moves
2 Rg1 win in 3 half-moves
3 Kg3 win in 5 half-moves
4 Rh1 win in 7 half-moves
5 K4g4 draw
6 K4g5 draw
7 K5g4 draw
8 K5g5 draw
9 Kg6 draw
10 Kh3 draw
11 Kh6 draw
12 Rc1 draw
13 Rd1 draw
14 Re2 draw
15 Re7 draw
16 Re8 draw
17 Rf1 draw
18 Ra1 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Re6 loss in 2 half-moves