Table: nature_reserves
Columns: nsg_nr
name_of_the_nature_reserve
district_town
area_ha
date_established

Question: What Nature reserve number was established on 19961220 20.12.1996
SQL: SELECT MIN("nsg_nr") FROM nature_reserves WHERE "date_established" = '19961220 20.12.1996'

Question: How many reserves were established on 19740329 29.03.1974?
SQL: SELECT COUNT("nsg_nr") FROM nature_reserves WHERE "date_established" = '19740329 29.03.1974'

Question: When was Stellbrookmoor established?
SQL: SELECT "date_established" FROM nature_reserves WHERE "name_of_the_nature_reserve" = 'Stellbrookmoor'

Question: What town has the reserve with an area of 163,62?
SQL: SELECT "district_town" FROM nature_reserves WHERE "area_ha" = '163,62'

Question: How many reserves are in Herzogtum Lauenburg with an area of 123,14?
SQL: SELECT COUNT("nsg_nr") FROM nature_reserves WHERE "district_town" = 'Herzogtum Lauenburg' AND "area_ha" = '123,14'

Question: How many names does nature reserve 54 have?
SQL: SELECT COUNT("name_of_the_nature_reserve") FROM nature_reserves WHERE "nsg_nr" = 54