Who is the priestess agammeno captured at troy?

The priestess Agamemnon captured at Troy is Cassandra, the daughter of Priam, the king of Troy. She was granted the gift of prophecy by the god Apollo but was also cursed to never be believed. After the fall of Troy, Agamemnon took her as a concubine, leading to tragic consequences in Greek mythology. Cassandra's insights about the future, particularly regarding Agamemnon's fate, went unheeded.