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 Rd6 draw
3 Rd7 draw
4 Rd8 draw
5 K1b1 loss in 2 half-moves
6 K1b2 loss in 2 half-moves
7 K2b1 loss in 2 half-moves
8 K2b2 loss in 2 half-moves
9 Ka3 loss in 2 half-moves
10 Kb3 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb3 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd2 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves