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

EGTB: win in 4 half-moves

# move score
1 Re2 win in 3 half-moves
2 Re1 win in 5 half-moves
3 Ra7 draw
4 Rb7 draw
5 Rc7 draw
6 Re3 draw
7 Re4 draw
8 Re8 draw
9 Rg7 draw
10 Ka1 loss in 2 half-moves
11 Ka2 loss in 2 half-moves
12 Kbb2 loss in 2 half-moves
13 Kbc2 loss in 2 half-moves
14 Kcb2 loss in 2 half-moves
15 Kcc2 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves