Complex sentence: Bhaktisiddhanta Saraswati accepted the invitation and presented a paper, "Brāhmaṇa o Vaiṣṇava" (Brahmana and Vaishnava), later published in an extended format as the first detailed exposition of Bhaktisiddhanta's ideas that would lay the foundation of his future Gaudiya Math mission.
Split into simpler sentences: Bhaktisiddhanta Saraswati accepted the invitation and presented a paper, "Brāhmaṇa o Vaiṣṇava" (Brahmana and Vaishnava), later published in an extended form. This would turn to be the first detailed exposition of Bhaktisiddhanta's thought in this matter, and would lay the foundation for his forthcoming Gaudiya Math mission.