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

EGTB: draw

# move score
1 Ka2 draw
2 Ka3 draw
3 Ka5 draw
4 Kb1 draw
5 Kb2 draw
6 Kb3 draw
7 Kb4 draw
8 Kb5 draw
9 Re5 draw
10 Re6 draw
11 Re8 draw
12 Rf4 draw
13 Rg4 draw
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rh4 loss in 2 half-moves