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_11847 ( "Driver" text, "Constructor" text, "Laps" real, "Time/Retired" text, "Grid" real )

### Question ###
What is the time/retired of Driver Masten Gregory Carroll Shelby when the constructor was Maserati, the Grid was larger than 10 and there were more than 2 laps?

### Accurate SQL ###

SELECT "Time/Retired" FROM table_11847 WHERE "Grid" > '10' AND "Laps" > '2' AND "Constructor" = 'maserati' AND "Driver" = 'masten gregory carroll shelby'