CREATE TABLE table_203_391 (id DECIMAL, "season" TEXT, "greek league" TEXT, "greek cup" TEXT, "europe" TEXT, "coach" TEXT, "roster" TEXT)

what was is the number of wins by roderick blakney ?
SELECT COUNT(*) FROM table_203_391 WHERE "roster" = 'roderick blakney'
SELECT COUNT(*) FROM "table_203_391" WHERE "roster" = 'roderick blakney'