Complex sentence: The intension was to determine if they could craft the raw intensity and soulfulness of Robert's voice that struck them when singing outside of the White Room when Robert was kicked out of Eastern Market on this day where serendipity embraced them all.
Split into simpler sentences: The intension was to determine if they could craft the raw intensity and soulfulness of Robert's voice which captivated them when singing outside of the White Room. This all took place on a day when Robert was kicked out of Eastern Market where serendipity embraced them all.