Aida Gomez (1st L), artistic supervisor of Madrid en Danza Festival, teaches flamenco to actors with the National Ballet of China (NBC) in the Theatre of Canal in Madrid, Spain, on Dec. 7, 2018. As part of the Madrid en Danza Festival, NBC's classic ballet Red Detachment of Women was performed in Spain from Dec. 5 to Dec. 7. Its current director Feng Ying also invited Aida Gomez to teach her actors flamenco dance. (Xinhua/Guo Qiuda)