Table: mex_grand_prix_1987
Columns: driver
constructor
laps
time_retired
grid

Question: How many laps did Yannick Dalmas do?
SQL: SELECT "laps" FROM mex_grand_prix_1987 WHERE "driver" = 'yannick dalmas'

Question: How many Laps does Eddie Cheever have?
SQL: SELECT "laps" FROM mex_grand_prix_1987 WHERE "driver" = 'eddie cheever'

Question: What is the name of the Constructor with a 19 Grid?
SQL: SELECT "constructor" FROM mex_grand_prix_1987 WHERE "grid" = 19