Table: es_2008_season
Columns: week
date
visitor
score
home
attendance
record

Question: WHAT IS THE SCORE WITH A WEEK LARGER THAN 13, AND VISITOR TEAM MONTREAL ALOUETTES?
SQL: SELECT "score" FROM es_2008_season WHERE "week" > 13 AND "visitor" = 'montreal alouettes'

Question: WHAT IS THE AVERAGE WEEK WITH A DATE OF JULY 25?
SQL: SELECT AVG("week") FROM es_2008_season WHERE "date" = 'july 25'