No, Marx is not single.
No, Karl Marx is not single.
No, Groucho Marx is not single.
The possessive of "Marx" is "Marx's".
The fall of multi-class capitalism and its replacement with single-class communism.
Groucho Marx's birth name is Julius Henry Marx.
Sam Marx was Harpo Marx's dad.
Sam Marx was Harpo Marx's dad.
Yes.
The possessive form for the Marx Brothers is the Marx Brothers'.example: The Marx Brothers' nonsense is still popular today..
Karl Marx Karl marx
Karl Marx
Chico Marx's birth name is Marx, Leonard.