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

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Ka3 draw
3 Kb2 draw
4 Kb3 draw
5 Rc1 draw
6 Rc2 draw
7 Ka1 loss in 4 half-moves
8 Kb1 loss in 4 half-moves
9 Rc4 loss in 4 half-moves
10 Rc5 loss in 4 half-moves
11 Rc6 loss in 4 half-moves
12 Ra3 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rd3 loss in 2 half-moves
15 Re3 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rc7 loss in 1 half-moves
19 Rc8 loss in 1 half-moves