Table: glen_sourcream_2010
Columns: pos
grid
car
driver
constructor
manufacturer
laps
laps_led
points

Question: For the #19 car, what was their finish position?
SQL: SELECT MAX("pos") FROM glen_sourcream_2010 WHERE "car" = 19

Question: How many constructors had a grid of 13?
SQL: SELECT COUNT("constructor") FROM glen_sourcream_2010 WHERE "grid" = 13

Question: What was the maximum finish position of the car whose constructor was Joe Gibbs Racing, driven by Denny Hamlin?
SQL: SELECT MAX("pos") FROM glen_sourcream_2010 WHERE "constructor" = 'Joe Gibbs Racing' AND "driver" = 'Denny Hamlin'