Many of the displaced musicians say that what made New Orleans special was the unbroken tradition of its musical heritage , extending back to the days before the Civil War , when slaves would gather on Sundays in places like Congo Square to play music in celebration or in mourning .
New Orleans /location/location/contains Congo Square
JJ IN DT JJ NNS VBP IN WP VBN NNP NNP NN VBD DT JJ NN IN PRP$ JJ NN , VBG RB TO DT NNS IN DT JJ NN , WRB NNS MD VB IN NNP IN NNS IN NNP NNP TO VB NN IN NN CC IN NN .
New Orleans
LOCATION
Congo Square
LOCATION
/location/location/contains