When arthur heinemann is the writer who is the director?
CREATE TABLE table_1854728_2 (directed_by VARCHAR, written_by VARCHAR)
SELECT directed_by FROM table_1854728_2 WHERE written_by = "Arthur Heinemann"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1854728_2 (directed_by VARCHAR, written_by VARCHAR) Question: When arthur heinemann is the writer who is the director? [/INST] SELECT directed_by FROM table_1854728_2 WHERE written_by = "Arthur Heinemann" </s>