Question: Could Casio's first invention be worn around the ankle?, Answer:No, Description of Casio: Japanese electronics company, Fact1: Casio's first invention was the yubiwa pipe., Fact2: The yubiwa pipe was a ring worn that held a cigarette in place worn on the finger., Fact3: Ankles are several inches thicker than fingers.
Step1: What was Casio's first invention?, Step2: Where was #1 worn?, Step3: What is the largest diameter of #2?, Step4: What is the smallest diameter of ankle?, Step5: Is #4 less than or equal to #3?, Wikipedia page for step 1: Casio, Wikipedia page for step 2: Casio, Wikipedia page for step 3: Finger, Wikipedia page for step 4: Ankle, Wikipedia page for step 5: , not_definitive_answer: False, incorrect_answer: False