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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kc3 draw
3 Kd4 draw
4 Ke3 draw
5 Ra4 draw
6 Rb4 draw
7 Rc2 draw
8 Rc1 loss in 6 half-moves
9 Rc7 loss in 6 half-moves
10 Kc2 loss in 4 half-moves
11 Kd2 loss in 4 half-moves
12 Ke2 loss in 4 half-moves
13 Rc3 loss in 4 half-moves
14 Ke4 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves