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_21457754_2 ( total_pts VARCHAR, team_name VARCHAR )

### Question ###
Name the number of total pts for gbr challenge

### Accurate SQL ###

SELECT COUNT(total_pts) FROM table_21457754_2 WHERE team_name = "GBR Challenge"