CREATE TABLE table_51165 ("Game" FLOAT, "Date" TEXT, "Team" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location Attendance" TEXT, "Record" TEXT)

WHAT DATE HAD A GAME SMALLER THAN 58, AND FROM BOSTON?
SELECT "Date" FROM table_51165 WHERE "Game" < '58' AND "Team" = 'boston'
SELECT "Date" FROM "table_51165" WHERE "Game" < '58' AND "Team" = 'boston'