Complex sentence: After seven years, Thomas is brought back into the mortal realm, and asking for a token to remember the queen by, is offered the choice of the gift of a harper or a prophet, at which he chooses the latter option.
Split into simpler sentences: After seven years, Thomas is brought back into the mortal realm. Asking for a token to remember the queen by, he is offered the choice of the gift of a harper or a prophet, at which he chooses the latter option.