Opus number developed other catalogue-number systems; among them the "Bach-Werke-Verzeichnis" (BWV-number), and the "Köchel-Verzeichnis" (K- and KV -numbers) with which are organised the works of Johann Sebastian Bach and Wolfgang Amadeus Mozart, respectively. In the classical period, the Latin word "opus" ("work", "labour") was used to identify, list, and catalogue a work of art. By the 15th and 16th centuries, the word "opus" was used by Italian composers to denote a specific musical composition, and by German composers for collections of music. In compositional practise, numbering musical works in chronological order dates from 17th century Italy, especially Venice. In common usage, the
K. S. Bhavani Shankar Shankar studying in London. K. S. Bhavani Shankar K. S. Bhavani Shankar (born 16 October 1965), is an Indian Mridangam player, music composer and film actor known for his accompanying skills for Indian classical music and Dance. He was chosen Best Accompanying artist in 1983, from Bangalore Gayana Samaj. He was conferred the title "Mridanga Chatura" in 1984 by the Bangalore Gayana Samaj. In 1996, he was awarded an Arts Council of England travel grant, the highest award given to traditional artists and musicians to perform outside UK. Shankar was born in Mangalore, India to the legendary Bharatanatyam artist Karnataka