Complex sentence: The research by Muñoz and Lopez de Mungia has confirmed that Erromintxela is not derived from Caló, the mixed Spanish-Romani language spoken throughout Spain, but is instead based on Kalderash Romani and the Basque language.
Split into simpler sentences: The research by Muñoz and Lopez de Mungia has confirmed that Erromintxela is not derived from Caló, the Spanish-Romani mixed language spoken in Spain. Instead, it is based on Kalderash Romani and the Basque language.