Right answer:
Gipsies
In English, this sentence is:
Historically, most flamenco came from the Gypsies
In Spanish, this sentence is:
Historicamente, la mayoría del flamenco provino de los Gipsies
The fathers of Flamenco are very often related to los Gipsies, and it is true that they played an important part when flamenco was created. But it is also true that the popular songs and dances of Andalusia have influenced early Flamenco considerably.