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 table_name_23 (index VARCHAR, country VARCHAR, name VARCHAR)
### Question:
What is the Index number of Chen Bangjun Andie from Singapore?
### Answer:
SELECT index FROM table_name_23 WHERE country = "singapore" AND name = "chen bangjun andie"