Formosa Neijia

http://www.youtube.com/watch?v=0DCLybmCSKs

This is excellent sword work done by Fu Xu Yuen (傅淑雲). She is one of the most famous martial artists in Taiwan, known for her expertise in Sun style taiji, bagua style taiji, Yang style, mian quan, bagua and xingyi. Her husband Meng Zhao Xuen(孟昭勳) was equally well known for his tongbeiquan (通臂拳). In this clip, she performs two sword forms, one of which is the sancaijian.
Here is some basic info about her training. (Original here)

Master Fu graduated from the Hebei Girls’s Teacher School and then entered the Nanjing Central Martial Arts Academy. The Nanking Academy was the very pinnacle of martial arts training. At the Nanking Academy all forms of styles were taught. The Academy had the reputation of having the very best of Martial Arts teachers on its staff. Such names as Yang Cheng-Fu and Sun Lu-Tang and Huang Bo Nan was among thosewho taught there. Each one of these instructors in the own right was among the best Kung Fu had to offer. And Master Fu worked with all of them. Most students will work under only one or two masters in their whole life. Master Fu had the rare chance to work with many of the top names, all under one roof.

Master Fu remembers she studied a different art form each semester. Some of her teachers were Yang Cheng-Fu who taught Yang Style Tai Chi, Wu Jun-Shan taught her Ba Kua Lian Huan and Ba Kua Tai Chi. Huang Bo Nan taught her Hsing-I and Ba Kau Ch’uan. Sun Lu-Tang taught her Ba Ka Zhang and Ba Ka Dragon Sword Form. Ma Hong-Tu taught her Shao-lin Ba Ji Ch’uan. Yang Song-Shan taught her Shao-lin Tan Tway, Shao-lin Sword, and Kuen Wu Sword. Sun Yu-Ming taught her Si Lu Cha Ch’uan, Xin WuShu, Mei Hua Sword, Shao-lin Staff and knife. Master Fu not only stood up to the intense training but she also excelled where many fell short.