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_86 (grid VARCHAR, driver VARCHAR, laps VARCHAR)

### Question ###
Tell me the total number of Grid for Bob Evans and Laps less than 68

### Accurate SQL ###

SELECT COUNT(grid) FROM table_name_86 WHERE driver = "bob evans" AND laps < 68