CREATE TABLE table_15270 ("Date" TEXT, "Visitor" TEXT, "Score" TEXT, "Home" TEXT, "Decision" TEXT, "Attendance" FLOAT, "Record" TEXT)

What date has a Decision of osgood, and a Score of 3 4?
SELECT "Date" FROM table_15270 WHERE "Decision" = 'osgood' AND "Score" = '3 – 4'
SELECT "Date" FROM "table_15270" WHERE "Decision" = 'osgood' AND "Score" = '3 – 4'