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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ra4 draw
3 Rb3 draw
4 Rb5 draw
5 Rb7 draw
6 Rb8 draw
7 Rd4 draw
8 Re4 draw
9 Rf4 draw
10 Ne2 loss in 2 half-moves
11 Nf3 loss in 2 half-moves
12 Nh3 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Rb2 loss in 1 half-moves
17 Rg4 loss in 1 half-moves