CREATE TABLE table_name_85 (turbine_vendor VARCHAR(255), wind_farm VARCHAR(255), size__mw_ VARCHAR(255), turbines VARCHAR(255), county VARCHAR(255))
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 table_name_85 WHERE turbines < 6 AND county = "donegal" AND size__mw_ = "0.85" AND wind_farm = "meenadreen"