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

EGTB: win in 8 half-moves

# move score
1 Rc1 win in 7 half-moves
2 Rc2 draw
3 Rc3 draw
4 Rc8 draw
5 Re7 draw
6 K2b2 loss in 2 half-moves
7 K2b3 loss in 2 half-moves
8 K3b2 loss in 2 half-moves
9 K3b3 loss in 2 half-moves
10 Ka1 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kb1 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rc6 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves