Pinning the e-pawn to the rook, and it turns out the Bishop proves more useful on this diagonal
28. Qe1d1 h6
Just a precaution, removing back-rank threats
29. Rd2c2 Qc3d4 30. Rc2d2
And here it is, Black now has a mate in two with 30... Qg1+ 31. Rxg1 Nf2#
30... Nh3f2
?? Instead, Philidor shakes his head in disapproval.... I had already had this exchange-winning idea in my head for the past few moves, so I didn't even look for the legacy
31. Rf1xf2 Qd4xf2 32. e3
Yet this is still winning for Black, especially so now that the Queen's can finally be traded