user: Question: Which Death date has a Rank smaller than 49, and an Age (as of 1 February 2014) of 112 years, 172 days?
Columns: ['Rank', 'Name', 'Birth date', 'Death date', 'Age (as of 1 February 2014)', 'Place of death or residence']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Jiroemon Kimura', '19 April 1897', '12 June 2013', '116 years, 54 days', 'Japan']
SQL:

assistant: SELECT "Death date" FROM "Table" WHERE "Rank" < 49.0 AND "Age (as of 1 February 2014)" = '112 years, 172 days';