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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 K4g4 draw
3 K4g5 draw
4 K5g4 draw
5 K5g5 draw
6 Kf3 draw
7 Kg3 draw
8 Ra1 draw
9 Rf2 draw
10 Rf3 draw
11 Rh1 draw
12 K4e4 loss in 2 half-moves
13 K4e5 loss in 2 half-moves
14 K5e4 loss in 2 half-moves
15 K5e5 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Ke6 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Re1 loss in 2 half-moves