Who directed all the episodes that were written by aaron ehasz & john o'bryan?
CREATE TABLE table_14562722_1 (directed_by VARCHAR, written_by VARCHAR)
SELECT directed_by FROM table_14562722_1 WHERE written_by = "Aaron Ehasz & John O'Bryan"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_14562722_1 (directed_by VARCHAR, written_by VARCHAR) Question: Who directed all the episodes that were written by aaron ehasz & john o'bryan? [/INST] SELECT directed_by FROM table_14562722_1 WHERE written_by = "Aaron Ehasz & John O'Bryan" </s>