Table: wind_farms_ireland
Columns: wind_farm
capacity_mw
turbines
turbine_vendor
size_mw
county

Question: What is the sum of the capacities for Carrigh wind warm that has a size of 0.85 MW and more than 3 turbines?
SQL: SELECT SUM("capacity_mw") FROM wind_farms_ireland WHERE "size_mw" = '0.85' AND "wind_farm" = 'carrigh' AND "turbines" > 3

Question: What is the size of the windfarm in wexford that has more than 19 turbines and a vendor of Enercon?
SQL: SELECT "size_mw" FROM wind_farms_ireland WHERE "turbines" > 19 AND "turbine_vendor" = 'enercon' AND "county" = 'wexford'

Question: Who is the turbine vendor for Meenadreen in Donegal county with less than 6 turbines with a size of 0.85 MW?
SQL: SELECT "turbine_vendor" FROM wind_farms_ireland WHERE "turbines" < 6 AND "county" = 'donegal' AND "size_mw" = '0.85' AND "wind_farm" = 'meenadreen'