Conversation so far:
who is the mom in how i met your mother
The Mother is played by Cristin Milioti.
what is the name of the mother in how i met your mother
Tracy Mosby is the name of the mother in how i met your mother
what network did the show how i met your mothe air on
How I met your mother aired on CBS
how many seasons of how i met your mother were there
How I Met Your Mother ran for nine seasons

Question: how many episodes were there
Self-contained rewrite: how many episodes of how I met your mother were there