Minamoto no Chikako
She was the mother of Prince Morinaga.
Sandip Ray
Sandip Ray (born 8 September 1953) is an Indian film director and music director who mainly works in Bengali cinema.
He is the only child of the noted Bengali director Satyajit Ray and Bijoya Ray.
Maria Magdalena Keverich
Maria Magdalena Keverich( 19 December 1746 – 17 July 1787) was the mother of the composer Ludwig van Beethoven.
Chaar
Chaar (English: Four) is an Indian Bengali anthology film, directed by Sandip Ray and produced by Shrikant Mohta, Mahendra Soni and Nispal Singh under the banner of Shree Venkatesh Films and Surinder Films.
It based on four stories by different writers- "Bateswarer Abodan" by Parasuram, "Porikkha" by Sharadindu Bandyopadhyay, "Kagtarua" and "Dui Bondhu" by Satyajit Ray.
The film features Saswata Chatterjee, Abir Chatterjee, Koel Mallick, Paran Bandopadhyay in the lead roles, and Sreelekha Mitra, Sudipta Chakraborty, Pijush Ganguly in the supporting roles.
Tarcisio Fusco
Tarcisio Fusco was an Italian composer of film scores.
He was the brother of the composer Giovanni Fusco and the uncle of operatic soprano Cecilia Fusco.
Bert Grund
Bert Grund( 1920–1992) was a German composer of film scores.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
Henri Verdun
Henri Verdun( 1895–1977) was a French composer of film scores.
Abe Meyer
Abe Meyer( 1901 – 1969) was an American composer of film scores.
Alonso Mudarra
Alonso Mudarra( c. 1510 – April 1, 1580) was a Spanish composer of the Renaissance, and also played the vihuela, a guitar- shaped string instrument.
He was an innovative composer of instrumental music as well as songs, and was the composer of the earliest surviving music for the guitar.

Question: Who is the mother of the composer of film Chaar?
Answer: Bijoya Ray