Table: hockey_game_stats_4
Columns: date
visitor
score
home
record

Question: Who was the visitor on March 27?
SQL: SELECT "visitor" FROM hockey_game_stats_4 WHERE "date" = 'march 27'

Question: What was the score of the game on February 8?
SQL: SELECT "score" FROM hockey_game_stats_4 WHERE "date" = 'february 8'

Question: What was their record on December 4?
SQL: SELECT "record" FROM hockey_game_stats_4 WHERE "date" = 'december 4'

Question: What was the score on February 21 when the home team was the Pittsburgh Penguins?
SQL: SELECT "score" FROM hockey_game_stats_4 WHERE "home" = 'pittsburgh penguins' AND "date" = 'february 21'