Which entity is he this sentence?

Bill was able to steal the banana from Ken because he was slow.

OPTIONS:
- Bill
- Ken
Ken
Vilket väsen är han denna mening? Bill lyckades stjäla bananen från Ken eftersom han var långsam. ALTERNATIV: - Bill - Ken
What entity is he this meaning? Bill managed to steal the banana from Ken because he was slow. ALTERNATIVE: - Bill - Ken
Ken
Ken