Complex sentence: The next year, he was received by Lenin, along with Bhupendra Nath Datta and Panduranga Khankoje; from May to September, he attended the Indian Committee of the 3rd Congress of Communist International in Moscow.
Split into simpler sentences: The next year, he was received by Lenin, along with Bhupendra Nath Datta and Panduranga Khankoje. From May to September, he attended the Indian Committee of the 3rd Congress of Communist International in Moscow.