[["There are many fish whose name starts with the letter \"F\". One such fish is called a Featherfin.", 43.0], ["Flounder.  Flounder is a fish that starts with \"f\"", 14.0], ["How about a flounder?", 6.0], ["Flounder", 4.0]]
what's a fish that starts with f.
animals,fish,goldfish,tilapia