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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 Rb8 win in 3 half-moves
2 Ra2 draw
3 Ra3 draw
4 Rb1 draw
5 Rb4 draw
6 Rbb3 draw
7 Rc2 draw
8 Rc3 draw
9 Rd1 draw
10 Rd4 draw
11 Rd8 draw
12 Rdb3 draw
13 Rdd2 draw
14 Re2 draw
15 Re3 draw
16 Rbd2 loss in 4 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rd5 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Rf2 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh2 loss in 2 half-moves
28 Rh3 loss in 2 half-moves