so, by finding them in the substance, we know this isn't an early 20th—century painting. on this simplified graph, it's quite clear that the magenta line representing the subject painting is really far away from the expected distribution of what we'd expect from a authentic lissitsky. therefore, i'm afraid the painting is a forgery. do i still look the same? beautiful. first of all, shock, anger that the parents who were genuine enthusiastic collectors had been duped like that.