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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Re4 win in 1 half-moves
3 Rf3 win in 1 half-moves
4 Ra3 draw
5 Re7 draw
6 Re8 draw
7 Rg3 draw
8 Rh3 draw
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kd1 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Rc3 loss in 2 half-moves
17 Rd3 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Re6 loss in 1 half-moves