Complex sentence: In fact, the existence of "Gergana" in the affluent Upper East Side neighborhood is funded by the much less affluent Bulgarian taxpayer in a system that lacks "checks and balances" mechanisms.
Split into simpler sentences: In fact, the existence of "Gergana" in the affluent Upper East Side neighborhood is NOT FREE. It is funded by the much less affluent Bulgarian taxpayer in a system that lacks "checks and balances" mechanisms.