Complete the trilogy, famous during the Indian Independence stuggle. Two were called Lal and Bal. Who was the third?

Lal (Lala Lajpat Rai), Bal (Bal Gangadhar Tilak), and Pal (Bipin Chandra Pal) formed the famous 'Lal-Bal-Pal' trio during the Indian independence movement in the early 20th century. They were extremist leaders who advocated for more aggressive methods to achieve independence from British rule, including Swadeshi and boycott movements.