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

EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 K1g2 draw
3 K1h2 draw
4 K3g2 draw
5 K3h2 draw
6 Kg1 draw
7 Kg3 draw
8 Kg4 draw
9 Kh4 draw
10 Ra2 draw
11 Re1 draw
12 Re8 draw
13 Rf2 draw
14 Rh2 draw
15 Rb2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 2 half-moves
22 Re7 loss in 2 half-moves