CREATE TABLE table_50540 ("Game" FLOAT, "Date" TEXT, "Team" TEXT, "Score" TEXT, "High points" TEXT, "High rebounds" TEXT, "High assists" TEXT, "Location Attendance" TEXT, "Record" TEXT)

What is High Rebounds, when Date is 'March 12'?
SELECT "High rebounds" FROM table_50540 WHERE "Date" = 'march 12'
SELECT "High rebounds" FROM "table_50540" WHERE "Date" = 'march 12'