Complex sentence: Shaheed Baikuntha Shukla, another great nationalist from Bihar who was hanged for murdering Phanindrananth Ghosh who had become a government approver which led to hanging of Bhagat Singh, Sukhdev and Rajguru.
Split into simpler sentences: Shaheed Baikuntha Shukla was another nationalist from Bihar, who was hanged for murdering a government approver named Phanindrananth Ghosh. This led to the hanging of Bhagat Singh, Sukhdev and Rajguru.