Yohannes : Do you know dr. Oktofina who works in Royal hospital? She is very nice person. She treats her patients well.
Martha : do you mean dr. Oktofina, the dentist?
Yohannes: yes, I do.
Martha : oh. Really? She is my father's younger sister. She is smart too.
Yohannes : wow. That's why I want to become a dentist in the future like her.
Martha : great! I know you can make it happen.
Yohannes : thank you.
What is the relationships between Martha and dr. Oktofina?