user: Question: What city or Raion (district) has 8,600 Bessarabian Bulgarians?
Columns: ['Raion (district) or City', 'Total', 'Ukrainians', 'Moldovans', 'Bessarabian Bulgarians', 'Russians', 'Gagauzians', 'Other ethnic groups²']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Artsyzskyi Raion', '51,700', '14,200', '3,300', '20,200', '11,500', '900', '1,600']
SQL:

assistant: SELECT "Raion (district) or City" FROM "Table" WHERE "Bessarabian Bulgarians" = '8,600';