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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Re4 draw
3 Re5 draw
4 Re6 draw
5 K1g1 loss in 2 half-moves
6 K1g2 loss in 2 half-moves
7 K2g1 loss in 2 half-moves
8 K2g2 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kh3 loss in 2 half-moves
11 Rb3 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rd3 loss in 2 half-moves
14 Re1 loss in 2 half-moves
15 Re2 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves