Table: pittsburgh_penguins_1967_68
Columns: date
visitor
score
home
attendance
record
points

Question: Score of 2–1 has what record?
SQL: SELECT "record" FROM pittsburgh_penguins_1967_68 WHERE "score" = '2–1'

Question: Home of kings had what score?
SQL: SELECT "score" FROM pittsburgh_penguins_1967_68 WHERE "home" = 'kings'

Question: Record of 21–29–10 had what total number of points?
SQL: SELECT COUNT("points") FROM pittsburgh_penguins_1967_68 WHERE "record" = '21–29–10'