CREATE TABLE table_44749 ("Date" TEXT, "Series" TEXT, "Circuit" TEXT, "City / State" TEXT, "Winner" TEXT, "Team" TEXT)

What is Team, when Circuit is Phillip Island Grand Prix Circuit?
SELECT "Team" FROM table_44749 WHERE "Circuit" = 'phillip island grand prix circuit'
SELECT "Team" FROM "table_44749" WHERE "Circuit" = 'phillip island grand prix circuit'