Some bankers are vegetarians. No anarchists are bankers. So, some anarchists (无政府主义者)are not vegetarians.
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No poker players are early risers(早起的人). Some firefighters(消防队员) are early risers. So, some firefighters are not poker players.
No Fords are Pontiacs(庞蒂克). All Escorts are Fords. So, some Escorts are not Pontiacs.
No landlubbers (新水手)are sailors. Some sailors are not pirates. So, some pirates are not landlubbers.
No fish are reptiles. All trout (鲑鱼)are fish. So, some trout are not reptiles.