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 Rd7 draw
3 K3a4 loss in 2 half-moves
4 K3b4 loss in 2 half-moves
5 K5a4 loss in 2 half-moves
6 K5b4 loss in 2 half-moves
7 Ka2 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rc3 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd2 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rh3 loss in 2 half-moves