Anchor: It makes sense, then, for a browser that can find both internal and external documents to be an integral part of the system--unless, that is, you regard browsers and operating systems as still basically different things, and view Microsoft as practicing vertical foreclosure under the guise of product enhancement.
Entailed: A browser that can find documents from different sources is essential.
Contradiction: Browsers and operating systems are always considered identical.
Contradiction: A shoe box diagram of the solar system.
Contradiction: He casted a shadow of doubt upon her by saying his daughter did it.
Contradiction: There is a girl watching others eat snacks
Contradiction: A male in a crowd of humans outside smoking.