Original: These players were : Max Euwe ( from Holland ) ; Mikhail Botvinnik , Paul Keres and Salo Flohr ( from the Soviet Union ) ; and Reuben Fine and Samuel Reshevsky ( from the United States ) .
Simplified: The six participating players were : Mikhail Botvinnik , Paul Keres and Salo Flohr from the Soviet Union . Samuel Reshevsky and Reuben Fine from the United States .