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 K5g5 draw
3 K5g6 draw
4 K6g5 draw
5 K6g6 draw
6 Kg4 draw
7 Kg7 draw
8 Kh4 draw
9 Kh7 draw
10 Rc1 draw
11 Rc8 draw
12 Rd2 draw
13 Re2 draw
14 Rf2 draw
15 Rh2 draw
16 Ra2 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves