45 pawn attack note:

Against 43 silver defense: Go 45 attack.
Main attack route:
1. 24 pawn exchange -> 44 -> 25 joining pawn
2. 46 pawn drop -> 56 -> 57 silver

Against 43 silver + 54 pawn:
attack route 1 -> opponent 53 silver -> 33 bishop exchange -> 24
against 55 bishop, you can let 99 lance captured by bishop and play 22
silver to coffin a promoted bishop.

43 silver + 54 pawn shape: 24 pawn exchange +

Against 32 silver defense: Do not go 45 pawn attack. Aim for a 9th file subway rook.