The two Indian stringed instruments that are referenced in the crossword solutions are sitars and vinas. Sitars are a plucked string instrument that originated in India and is used mainly in Hindustani classical music. It has a long neck and a gourd-shaped body, and is usually made of teak wood. Vinas are also a plucked string instrument, but they are much smaller than sitars and have a shorter neck. They are used mainly in Carnatic music, which is a form of South Indian classical music.