CREATE TABLE table_10342194_3 (amount_of_trees VARCHAR, _that_require_replacement VARCHAR, district VARCHAR)

What is the amount of trees, that require replacement when district is leninsky?
SELECT amount_of_trees, _that_require_replacement FROM table_10342194_3 WHERE district = "Leninsky"
SELECT "amount_of_trees", "_that_require_replacement" FROM "table_10342194_3" WHERE "Leninsky" = "district"