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

EGTB: win in 2 half-moves

# move score
1 Rc1 win in 1 half-moves
2 Kb6 draw
3 Rc2 draw
4 Rc3 draw
5 Rc7 draw
6 Kb8 loss in 8 half-moves
7 Ra4 loss in 8 half-moves
8 Rb4 loss in 8 half-moves
9 Ka6 loss in 4 half-moves
10 Ka7 loss in 4 half-moves
11 Ka8 loss in 4 half-moves
12 Rh4 loss in 4 half-moves
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kc8 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 1 half-moves