A family party consisted of 1 grandfather, 1 grandmother, 2 fathers, 2 mothers, 4 children, 3 grandchildren, 1 brother, 2 sisters, 2 sons, 2 daughters, 1 father-in-law,1 mother-in-law and 1 daughter-in-law.
What is the least no of people that had been to the party? Enter that number into Certitude to reveal the hidden coordinates. Please replace as found.
You can validate your puzzle solution with certitude.