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