Table: tarkovsky_films
Columns: year
english_title
original_title
country
length

Question: Which Original title has a Year of 1983, and a Country of italy?
SQL: SELECT "original_title" FROM tarkovsky_films WHERE "year" = 1983 AND "country" = 'italy'

Question: How many years have an Original title of иваново детство?
SQL: SELECT COUNT("year") FROM tarkovsky_films WHERE "original_title" = 'иваново детство'

Question: Which Length has a Country of soviet union, and a Year larger than 1975?
SQL: SELECT "length" FROM tarkovsky_films WHERE "country" = 'soviet union' AND "year" > 1975