Add a 4-bar POP FRENCH HORN track in the following composition:
PS T4Q4 GMPOP KMF BM75 CMFQCQBbQDm BL4 IL33Q27Q0Q0Q18Q53Q48Q61Q73Q53Q53Q61Q2 TS INST53 DN0 BS BE TE TS INST61 DN0 BS BE TE TS INST0 DN0 BS BE TE TS INST53 DN0 BS BE TE PE
TS INST61 DN1 BS TD1X854 NO59 NO80 NO76 NO71 TD1X813 NOF59 NOF80 NOF76 NOF71 TD0X187 NO60 NO77 NO81 NO72 TD7X604 NOF60 NOF77 NOF81 NOF72 TD0X531 NO77 NO81 NO65 NO89 TD0X948 NOF77 NOF81 NOF65 NOF89 BE TE