﻿* 
* My conclusions:
< Parents and children are part of every family.
< 
* 
* My assumptions:
< A father is probably a person.
< A father is probably a parent.
< A parent is probably a person.
< 
* 
* My conclusions:
< Every parent is a woman or a man.
* 
* My assumptions:
< A mother is probably a person.
< A mother is probably a parent.
< 
* 
* My assumptions:
< A son is probably a person.
< A child is probably a person.
< 
* 
* My conclusions:
< Every child is a girl, a woman, a boy or a man.
* 
* My assumptions:
< A daughter is probably a person.
< 
* 
* My conclusions:
< John has a son, called Paul.
< Anna has a son, called Paul.
* 
* My assumptions:
< Paul is probably a person.
< Paul is probably a child of John and Anna.
< Paul is probably part of a family.
< Paul is probably not a girl and not a woman.
< Paul is probably not a daughter.
< Paul has probably 2 parents, called John and Anna.
< Paul has possibly a mother, called Anna.
< John has probably a child, called Paul.
< John is probably a parent of Paul.
< John is probably part of a family.
< John is possibly a person.
< Anna has probably a child, called Paul.
< Anna is probably a parent of Paul.
< Anna is probably part of a family.
< Anna is possibly a person.
< Anna is possibly a mother of Paul.
< Anna is possibly a woman.
< Anna is maybe not a man.
< Anna is possibly feminine.
< Anna is maybe not a father.
* 
* My questions:
< Is Paul a boy or a man?
< Is John a father or a mother?
< Is John a man or a woman?
< 
! 
! This sentence is not accepted, because it is in conflict with:
< Paul is a son of John and Anna.
< Paul is probably not a daughter.
< Paul is probably not a girl and not a woman.
< 
