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 Re1 draw
5 Re2 draw
6 Re6 draw
7 Re7 draw
8 Re8 draw
9 Rf4 draw
10 Rg4 draw
11 Rh4 draw
12 Ka6 loss in 2 half-moves
13 Ka8 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kb8 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re5 loss in 2 half-moves