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

EGTB: draw

# move score
1 Ra4 draw
2 Rb4 draw
3 Re1 draw
4 Re2 draw
5 Re5 draw
6 Rf4 draw
7 Ka2 loss in 2 half-moves
8 Kb1 loss in 2 half-moves
9 Kb2 loss in 2 half-moves
10 Rc4 loss in 2 half-moves
11 Rd4 loss in 2 half-moves
12 Re6 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Re3 loss in 1 half-moves