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

EGTB: win in 2 half-moves

# move score
1 Ka2 win in 1 half-moves
2 Kb2 win in 1 half-moves
3 Rd4 win in 1 half-moves
4 K3b3 draw
5 K3b4 draw
6 K4b3 draw
7 K4b4 draw
8 Ka5 draw
9 Kb5 draw
10 Re1 draw
11 Re5 draw
12 Re6 draw
13 Rf4 draw
14 Rg4 draw
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Re3 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rh4 loss in 2 half-moves