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 Rd4 draw
6 Re4 draw
7 Rf4 draw
8 K2b2 loss in 2 half-moves
9 K2b3 loss in 2 half-moves
10 K3b2 loss in 2 half-moves
11 K3b3 loss in 2 half-moves
12 Ka1 loss in 2 half-moves
13 Ka4 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Ra4 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rh4 loss in 2 half-moves