Question: If "The customer walked into the bank and stabbed one of the tellers. He was immediately taken to the hospital.", can we conclude that "The teller was immediately taken to the hospital."?
Answer: yes

Question: If "If the con artist has succeeded in fooling Sam, he would have lost a lot of money.", can we conclude that "The con artist would have lost a lot of money."?
Answer: no

Question: If "Alice was dusting the living room and trying to find the button that Mama had hidden. No time today to look at old pictures in her favorite photo album. Today she had to hunt for a button, so she put the album on a chair without even opening it.", can we conclude that "Alice had to hunt for a button."?
Answer:
yes