The Wedding Seating Problem is a combinatorial puzzle that often arises when planning for large banquets or parties where guests need to be assigned to tables but certain people need to be kept seated together or seated apart

This is a detailed walk-thru that is accompanied by a Medium article here:
  / building-a-wedding-seating-plan-using-prob...  
...and a Github Repo here:
https://github.com/ZhijingEu/Wedding-...