Complex sentence: In Buddhism, Sotapanna (Pali) or Srotapanna (Sanskrit) means "stream-winner" and refers to a person, who has eradicated the first three fetters ("sanyojanas") of the mind.
Split into simpler sentences: In Buddhism, Sotapanna (Pali) or Srotapanna (Sanskrit) mean "stream-winner". A person, who has eradicated the first three fetters ("sanyojanas") of the mind.