sentences: a magnetism is a wood around the mind of a shelled plant & hunt something is a mean of acid ->  a shell is a kind of protection for some animals  a shell is a kind of protection for some animals ->  the shell of an animal is used to protect the animal  a coyotes is a whole of a parrots & a complex is a mean of plant ->  a snail is a kind of animal that has a shell  the shell of an animal is used to protect the animal & a snail is a kind of animal that has a shell -> a shell is a part of a snail for protecting the snail