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

EGTB: win in 4 half-moves

# move score
1 R1a5 win in 3 half-moves
2 R1a3 win in 7 half-moves
3 R1a4 draw
4 R7a3 draw
5 R7a5 loss in 10 half-moves
6 R7a4 loss in 6 half-moves
7 Rb7 loss in 6 half-moves
8 Rc7 loss in 6 half-moves
9 Rd7 loss in 6 half-moves
10 Na3 loss in 2 half-moves
11 Nc3 loss in 2 half-moves
12 Nd2 loss in 2 half-moves
13 R1a2 loss in 2 half-moves
14 R1a6 loss in 2 half-moves
15 R7a2 loss in 2 half-moves
16 R7a6 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rg7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Re7 loss in 1 half-moves