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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Re1 draw
3 Re5 draw
4 Re6 draw
5 Re7 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ka2 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re8 loss in 2 half-moves