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

EGTB: win in 4 half-moves

# move score
1 Ref1 win in 3 half-moves
2 Ra1 draw
3 Rb1 draw
4 Re6 draw
5 Re7 draw
6 Re8 draw
7 Kg2 loss in 2 half-moves
8 Kg3 loss in 2 half-moves
9 Kg4 loss in 2 half-moves
10 Kh2 loss in 2 half-moves
11 Kh4 loss in 2 half-moves
12 Rc1 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Reg1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rhf1 loss in 2 half-moves
21 Rhg1 loss in 2 half-moves