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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Ka1 draw
3 Ka3 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Ra1 draw
8 Rc2 draw
9 Rc5 draw
10 Rd1 draw
11 Rg1 draw
12 Rh1 draw
13 Rc4 loss in 4 half-moves
14 Rb1 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re1 loss in 2 half-moves