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

EGTB: win in 2 half-moves

# move score
1 Rg3 win in 1 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kc1 draw
5 Kd1 draw
6 Kd2 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Rf1 draw
11 Rf2 draw
12 Rf4 draw
13 Rf8 draw
14 Rh3 draw
15 Kb3 loss in 2 half-moves
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves