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_23508196_5 ( number_of_crews VARCHAR, type_of_unit VARCHAR )

### Question ###
Name the number of crews for light bombardment group

### Accurate SQL ###

SELECT number_of_crews FROM table_23508196_5 WHERE type_of_unit = "Light bombardment group"