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

EGTB: draw

# move score
1 Rb4 draw
2 Rc4 draw
3 Rf4 draw
4 Rg5 draw
5 Rg6 loss in 6 half-moves
6 Rg1 loss in 4 half-moves
7 Ka7 loss in 2 half-moves
8 Kb7 loss in 2 half-moves
9 Kb8 loss in 2 half-moves
10 Ra4 loss in 2 half-moves
11 Re4 loss in 2 half-moves
12 Rg2 loss in 2 half-moves
13 Rg3 loss in 2 half-moves
14 Rg7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rd4 loss in 1 half-moves