Add a 4-bar ELECTRONIC HARPSICHORD track in the following composition:
PS T4Q4 GMELECTRONIC KMC BM80 CMCQGQF BL4 IL78Q0Q88Q7Q35Q0Q71Q0Q33Q50Q24 TS INST71 DN1 BS NO74 TD3X667 NOF74 TD0X333 NO69 TD1X833 NOF69 TD0X167 NO69 TD3X633 NOF69 TD0X367 NO69 TD3X667 NOF69 TD0X333 NO76 TD2X0 NOF76 BE BS NO76 TD14X7 NOF76 BE BS TD4X0 NO65 TD1X767 NOF65 TD0X233 NO64 TD3X833 NOF64 TD0X167 NO65 TD3X833 NOF65 TD0X167 NO67 TD2X0 NOF67 BE BS NO67 TD3X6 NOF67 TD0X4 NO65 TD1X833 NOF65 TD0X167 NO64 TD3X833 NOF64 TD0X167 NO60 TD3X833 NOF60 TD0X167 NO62 TD2X0 NOF62 BE TE TS INST0 DN0 BS BE TE TS INST33 DN0 BS BE TE TS INST0 DN0 BS BE TE PE
TS INST7 DN1 BS NO69 TD1X333 NOF69 TD6X667 NO69 TD1X0 NOF69 TD1X0 NO69 TD1X0 NOF69 BE BS NO69 TD1X333 NOF69 TD6X667 NO69 TD1X0 NOF69 TD1X0 NO69 TD1X0 NOF69 BE BS NO69 TD1X333 NOF69 TD6X667 NO69 TD1X0 NOF69 TD1X0 NO69 TD1X0 NOF69 BE BS NO67 TD1X333 NOF67 TD6X667 NO67 TD1X0 NOF67 TD1X0 NO67 TD1X0 NOF67 BE TE