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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 Rd8 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Rf8 win in 3 half-moves
4 Rg8 win in 3 half-moves
5 Rb1 draw
6 Rb2 draw
7 Rb7 draw
8 Rc8 draw
9 Rh8 draw
10 Kd1 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Ke1 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Kee3 loss in 2 half-moves
17 Kef3 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf5 loss in 2 half-moves
21 Kfe3 loss in 2 half-moves
22 Kff3 loss in 2 half-moves
23 Kg3 loss in 2 half-moves
24 Kg4 loss in 2 half-moves
25 Kg5 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rb3 loss in 2 half-moves
28 Rb4 loss in 2 half-moves
29 Rb5 loss in 2 half-moves
30 Rb6 loss in 2 half-moves