Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_29301050_1 (train_number VARCHAR, departure_pune VARCHAR)

### Question ###
which train number departs pune at 13:00

### Accurate SQL ###

SELECT train_number FROM table_29301050_1 WHERE departure_pune = "13:00"