CREATE TABLE table_21229 ("Game" FLOAT, "Date" TEXT, "Team" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location Attendance" TEXT, "Record" TEXT)

Where was the game with record 20 23 and how many people attended it
SELECT "Location Attendance" FROM table_21229 WHERE "Record" = '20–23'
SELECT "Location Attendance" FROM "table_21229" WHERE "Record" = '20–23'