Don't Take That Pawn

Black is doing fine in the following game until he decides to grab a pawn to increase his lead.

HauntedKnight - uwehah
standard, FICS, 2013

1.e4 e5 2.Nf3 Nf6 3.Nc3 Nc6 4.Bc4 Bc5 5.Bxf7+ 

The Italian Four Knights Jerome Gambit.

5...Kxf7 6.Nxe5+ Nxe5 7.d4 Ng6 

8.dxc5 Re8 9.0-0 Nxe4 

This looks like a "freebie" as the Black King is not on the open e-file. However...

10.Nxe4 Rxe4 11.Qf3+ Rf4 12.Bxf4 Nxf4 13.Qxf4+ Kg8 14.Rfe1
Black resigned

Black is only down an exchange and a pawn, but it is difficult to find compensation.