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

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Ka2 draw
3 Ka7 draw
4 Ka8 draw
5 Kb1 draw
6 Kb2 draw
7 Kb7 draw
8 Kc8 draw
9 Rb1 draw
10 Rc2 draw
11 Rc6 draw
12 Rc7 draw
13 Rc8 draw
14 Rh1 draw
15 Kc7 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rc4 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Rf1 loss in 2 half-moves