Complex sentence: As loud sounds are heard inside, Elektra mocks her sister that it is her wedding party, but in reality it is Klytaemnestra who has yet again been awakened by her own nightmares of being killed by Orest.
Split into simpler sentences: As loud sounds are heard inside, Elektra mocks her sister that it is her wedding party. In reality, Klytaemnestra has yet again been awakened by her own nightmares of being killed by Orest.