Please answer the following question: Facts:   - residence: lower saxony , germany    - spouse: married      - children: 2    - birth date: 09 june 2015    - name: dirk rossmann    - nationality: german    - occupation: founder , rossmann   Based on these bullet points, write a short biography describing the life of dirk rossmann .
A:
dirk rossmann -lrb- born 1946/1947 -rrb- is a german billionaire businessman , founder of rossmann , germany 's second-largest drug store chain .