1. Jane was talking on the mobile phone when she saw a/the robbery.
2. The thief stole a guitar while the owner was reading a magazine.
3. While the thief was running away, Jane took a photo of him on her mobile phone.
4. The owner of the guitar was running after the thief when he fell over.
5. Jane was helping the owner of the guitar to get up when she recognized him.
6. While Jane was describing the thief, Liam (the owner) gave Jane ticket for his next concert.