Table: t_49ers_1957_season
Columns: date
visitor
score
home
record
attendance

Question: Which team was the visitor with a record of 5-2-0?
SQL: SELECT "visitor" FROM t_49ers_1957_season WHERE "record" = '5-2-0'

Question: What is the score for the November 3 game?
SQL: SELECT "score" FROM t_49ers_1957_season WHERE "date" = 'november 3'