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 Rf4 win in 1 half-moves
3 Rc4 draw
4 Rd4 draw
5 Re4 draw
6 Rg4 draw
7 Rh4 draw
8 Ka4 loss in 2 half-moves
9 Ka5 loss in 2 half-moves
10 Ka6 loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb1 loss in 1 half-moves
17 Rb2 loss in 1 half-moves