What is the sum of the heights in meters for the commerzbank tower built after 1984?
CREATE TABLE table_name_70 (height__m_ INTEGER, year_built VARCHAR, name VARCHAR)
SELECT SUM(height__m_) FROM table_name_70 WHERE year_built > 1984 AND name = "commerzbank tower"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_70 (height__m_ INTEGER, year_built VARCHAR, name VARCHAR) Question: What is the sum of the heights in meters for the commerzbank tower built after 1984? [/INST] SELECT SUM(height__m_) FROM table_name_70 WHERE year_built > 1984 AND name = "commerzbank tower" </s>