Question: What is the date of death of John Iv Of Trebizond's mother?
Sentence (from "Theodora Kantakouzene (wife of Alexios IV of Trebizond)"): Said to be very beautiful, according to the chronicle of Laonikos Chalkokondyles she was accused by her son, John Megas Komnenos, of having an affair with the "protovestiarios" of the court of Trebizond; however, other accounts describe her as a faithful and loving wife, who kept the peace between Alexios and his sons.
Relevant evidence: No