TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: Gaslighting is a type of psychological abuse where somebody uses lies or tricks to make another person doubt their memory and mental health .

SOLUTION: Gaslighting is a form of psychological manipulation in which a person seeks to sow seeds of doubt in a targeted individual or in members of a targeted group , making them question their own memory , perception , and sanity .

PROBLEM: The Greek Orthodox Church of Antioch is a group of Christians .

SOLUTION: The Greek Orthodox Church of Antioch , also known as the Antiochian Orthodox Church and legally as the Greek Orthodox Patriarchate of Antioch and All the East , is an autocephalous Greek Orthodox Church within the wider communion of Eastern Orthodox Christianity .

PROBLEM: Spiritualism is a belief that humans can communicate with the spirits of the dead .

SOLUTION:
Spiritualism is a religious movement based on the belief that the spirits of the dead exist and have both the ability and the inclination to communicate with the living .