Original sentence: Chaitanya (1486-1534) is claimed to be an avatar of Krishna by the Gaudiya Vaishnavism sect.His appearance, by his followers, is said to be predicted in the latter texts of the Srimad Bhagavatam and to be hinted at in the Mahabharata
Edited sentence: Chaitanya (1486-1534) is an avatar of Krishna and the proponent of sect of Gaudiya Vaishnavism.His appearance, is predicted in the texts of the Srimad Bhagavatam(11.5.32) and hinted at in the Mahabharata.There are also predictions of his appearence in other vedic scriptures such as:  Adi Puran, Kurma Puran, Garuda Puran, Narasimha Puran, Padma Puran, Narada Puran, Brahma Puran, Bhavisya Puran, Agni Puran, Matsya Puran, Vayu Puran, Markandeya Puran, Varah Puran, Vaman Puran, Upa Puran, Ananta Samhita, Atharva Ved, Sama Ved, Chaitanya Upanishad, Chandogya Upanishad, Svetasvatar Upanishad, and Purusa-Bodini-Upanisad