 
<translate> Gabatarwa: "Mutane da yawa sun taru don kallon maza biyu waɗanda suke kayan aiki kuma suna riƙe da alama". Ra'ayi: "Babu wanda ya ga mutanen biyu". Shin mun san cewa ka'idar da ka'idar ta kunsa? Mataki-mataki bayani shine: <eng> Premise: "Many people are gathered to watch two men who are an instrument and holding a sign."
Hypothesis: "No one sees the two men."
Do we know that the hypothesis entailed by the premise? A step-by-step solution is:
 