And 1967 ZAJ created the group along with Juan Hidalgo and Walter Marchetti, an heir to the avant-garde proposal Marchel Duchamp Dada and connecting with international groups such as Fluxus.

Make this lower case.
and 1967 zaj created the group along with juan hidalgo and walter marchetti, an heir to the avant-garde proposal marchel duchamp dada and connecting with international groups such as fluxus.