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_name_73 (game VARCHAR, road_team VARCHAR, date VARCHAR)

### Question ###
What game number was played on April 23, with Boston as the road team?

### Accurate SQL ###

SELECT game FROM table_name_73 WHERE road_team = "boston" AND date = "april 23"