Answer:
As I went over London Bridge I met my sister Jenny; I broke her neck and drank her blood and left her standing empty.
I am perfect with a head perfect without a head; Perfect with a tail perfect without a tail; Perfect with either neither or both.
What runs around a soccer field, but doesnβt move?
You hold my tail while I fish for you. What am I?
I'm a ruler with 12 agents. Half of them work in the darkness. Who am I?
What language does a billboard speak?