My grandfather is older than my father.
My father is taller than my grandfather.
My grandfather is shorter than my father.
My grandfather is happier than my father.
My father is more beautiful than my grandfather.
My grandfather is more patient than my father.
My father is younger than my grandfather.
My grandfather is older than my father.
My father is taller than my grandfather.
My grandfather is shorter than my father.
My grandfather is happier than my father.
My father is more beautiful than my grandfather.
My grandfather is more patient than my father.
My father is younger than my grandfather.