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

EGTB: loss in 5 half-moves

# move score
1 R1b2 loss in 4 half-moves
2 R1b3 loss in 4 half-moves
3 R4b2 loss in 4 half-moves
4 R4b3 loss in 4 half-moves
5 Ra2 loss in 4 half-moves
6 Ra3 loss in 4 half-moves
7 Ra8 loss in 4 half-moves
8 Raa1 loss in 4 half-moves
9 Rb8 loss in 4 half-moves
10 Rba1 loss in 4 half-moves
11 Rf1 loss in 4 half-moves
12 Rf4 loss in 4 half-moves
13 Rg1 loss in 4 half-moves
14 Rg4 loss in 4 half-moves
15 Rh1 loss in 4 half-moves
16 Rh4 loss in 4 half-moves
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc4 loss in 2 half-moves
25 Rd1 loss in 2 half-moves
26 Rd4 loss in 2 half-moves
27 Re1 loss in 2 half-moves
28 Re4 loss in 2 half-moves