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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 Rh4 win in 3 half-moves
2 Rf4 win in 5 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb8 draw
7 Rc4 draw
8 Rd4 draw
9 Re4 draw
10 Rg4 draw
11 Kf1 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kgg2 loss in 2 half-moves
14 Kgh2 loss in 2 half-moves
15 Khg2 loss in 2 half-moves
16 Khh2 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves