The four individuals , the researchers said , appeared to have come from the area around Elmina , Ghana , a major West African port in the slave trade .
Ghana /location/location/contains Elmina
DT CD NNS , DT NNS VBD , VBD TO VB VBN IN DT NN IN NNP , NNP , DT JJ JJ JJ NN IN DT NN NN .
Ghana
LOCATION
Elmina
LOCATION
/location/location/contains