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 R1g2 draw
3 R1g3 draw
4 R4g2 draw
5 R4g3 draw
6 Rb4 draw
7 Rh1 draw
8 Rh4 draw
9 Ra1 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd1 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re4 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves