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

EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Re1 win in 5 half-moves
3 Rf1 win in 7 half-moves
4 Rc2 draw
5 Rc6 draw
6 g3 loss in 2 half-moves
7 g4 loss in 2 half-moves
8 Ne2 loss in 2 half-moves
9 Nf3 loss in 2 half-moves
10 Nh3 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rc5 loss in 2 half-moves
15 Rc7 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd1 loss in 2 half-moves