In this task, you're given a passage, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both passage and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the passage or linked information.
Q: Passage: Arjan Jethanand Tanwani was born in Karachi on 7 January 1930 to a Sindhi family. He participated in Quit India Movement and was a Secretary of Students's Union at Kandiyaro High School. In 1947, he completed his Matriculation from Bombay University and married his wife, Parpari. After the Partition of India, the family migrated to Ahmedabad, India where he joined the Post and Telegraph Department. In 1989, he retired from the service as Postmaster General from Gondal, India. He worked as an All India Radio artist and was on the Sindhi Advisory Board of Central Sahitya Akademi for a decade. A book, Arjan Hasid: A Study, was published in 1996 based on his life and works. He was Chairman of Gujarat Sahitya Akademi in 2002. In 2004, he participated in 1st Indo-Pak Writers' conference at New Delhi and visited Sindh, Pakistan as a member of Indo-Pak conference where he attended the "Shah-Sachal-Sami International Seminar" at Karachi and presented a scholarly paper on 18th-century Sindhi poet Sami.
Link Information: Chainrai Bachomal Dattaramani Sami (17431850) Answer: 80
A:
How many years were there between Sami's death and Hasid's birth?