I want to express the same meaning using such noun phrases as below :
(a.) a protest at M march.
(b.) a protest-against-M march.
(c.) a march for protesting at/against M
(d.) a march to protest at/against M.
(e.) a march for the protest at M.
(g.) a march to protest-at-M
but I doubt whether they are grammatically correct.
Question: Which is/are grammatically correct?
and I hope to be told how to correct them if they are grammatically wrong.

Question

I want to express the  same meaning using such  noun phrases as below :
(a.)   a protest at M march.
(b.)   a protest-against-M march.
(c.)   a march for protesting at/against M
(d.)   a march to protest at/against M.
(e.)   a march for the protest at M.
(g.)   a march to protest-at-M 
but I doubt whether they are grammatically correct.
Question:  Which is/are grammatically correct?
and I hope to be told  how to correct them if they are grammatically wrong.

Answer

They are all ok but as always it depends what you are trying to say.

Answer

Example:
Yesterday, many people took part in a protest march against illegal restrictions.

No pierdas la oportunidad de aprender un idioma desde la comodidad de tu casa. ¡Explora nuestra selección de profesores de idiomas con experiencia e inscríbete ya en tu primera clase!