Complex sentence: Halley's first larger one-person exhibition came in 1985 at International with Monument, a gallery at the hear of the East Village scene that was run by Meyer Vaisman, Kent Klamen, and Elizabeth Koury, who had met at the Parsons School of Design.
Split into simpler sentences: Halley's first larger one-person exhibition coming in 1985 at International with Monument. The gallery, at the hear of the East Village scene, was run by Meyer Vaisman, Kent Klamen, and Elizabeth Koury, who had met at the Parsons School of Design.