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

EGTB: draw

# move score
1 Re2 draw
2 Re3 draw
3 Re7 draw
4 Ra1 loss in 4 half-moves
5 Ka4 loss in 2 half-moves
6 Ka6 loss in 2 half-moves
7 Kb4 loss in 2 half-moves
8 Kb5 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Re4 loss in 1 half-moves