what are the nationalities of the players?
united states, finland, sweden, united states, canada, slovakia, united states, sweden, canada, united states, sweden, united states
which of these are from the us?
kyle okposo, united states, rhett rakhshani, united states, doug rogers, united states, brian day, united states, troy mattila, united states
of these american players, which played on the springfield jr. blues?
troy mattila