The "helpful feature" of this sentence is how or syntax changes the meaning entirely: Interpretation A: Buying nuts for three squirrels. Action: You go to the store and buy three nuts. Interpretation B: Buying three "squirrels-nuts."
It’s often used to see if a system can distinguish between plural possessives (squirrels') and plural nouns (squirrels). buy three squirrels nuts
Action: You are looking to purchase three biological specimens (which is much darker!). The "helpful feature" of this sentence is how
Buying three squirrels who happen to be "nuts" (crazy). Action: You are adopting three eccentric pets. Why it’s used buy three squirrels nuts