Answer:
What is the smallest bridge in the world?
If Teresa’s daughter is my daughter’s mother, who am I to Teresa?
You use a knife to slice my head. And weep beside me when I am dead.
They have not flesh, nor feathers, nor scales, nor bone. Yet they have fingers and thumbs of their own. What are they?
My first is in wield, sever bones and marrow. My second is in blade, forged in cold steel. My third is in arbalest, and also in arrows. My fourth is in power, plunged through a shield. My fifth is in honor, and also in vows My last will put an end to it all.
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?