Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE member (member_name VARCHAR); CREATE TABLE party_events (member_in_charge_id VARCHAR); CREATE TABLE member (member_name VARCHAR, member_id VARCHAR)
### Question:
Show all member names who are not in charge of any event.
### Answer:
SELECT member_name FROM member EXCEPT SELECT T1.member_name FROM member AS T1 JOIN party_events AS T2 ON T1.member_id = T2.member_in_charge_id