I am thinking the parent was quoting also TFA, who themselves quoted the plaintiffs, whose source I am not sure: "They [the plaintiffs] compare Harvard’s treat

I am thinking the parent was quoting also TFA, who themselves quoted the plaintiffs, whose source I am not sure: "They [the plaintiffs] compare Harvard’s treatment of Asian-Americans with its well-documented campaign to reduce the growing number of Jews being admitted to Harvard in the 1920s."