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 Ra4 draw
3 Rb1 draw
4 Rb5 draw
5 Rb6 draw
6 Rc4 draw
7 Rd4 draw
8 Re4 draw
9 Kc5 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves
20 Kc4 loss in 1 half-moves
21 Kd4 loss in 1 half-moves
22 Ke4 loss in 1 half-moves