Complex sentence: Under these circumstances, Tahir continued his study and graduated from Zamindara College in Gujrat, Punjab, and thereafter attempted for LLB, the law degree in which he succeeded and became a lawyer after passing the LLB exams from Punjab University.
Split into simpler sentences: Under these circumstances, Tahir continued his study and graduated from Zamindara College in Gujrat, Punjab, and thereafter earned an LLB, the law degree. Tahir became a lawyer after passing the LLB exams from Punjab University.