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 Kb7 draw
3 Kc7 draw
4 Kc8 draw
5 Ra4 draw
6 Rb4 draw
7 Rc2 draw
8 Rc8 draw
9 Ka7 loss in 4 half-moves
10 Ka8 loss in 4 half-moves
11 Rc3 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rc6 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rd4 loss in 1 half-moves
18 Re4 loss in 1 half-moves
19 Rf4 loss in 1 half-moves