What is the name of a movie that the subject of a documentary by Lada Negrul produced?
Lada Negrul:  She is author and producer of documentaries about Irina Skobtseva, Sergei Bondarchuk, and Vladislav Galkin. Vladislav Galkin: Vladislav Borisovich Galkin (Russian: Владисла́в Бори́сович Га́лкин ; 25 December 1971 – 25 February 2010) was a highly popular Russian actor who starred in fifty seven films including several TV serials, such as "Spetsnaz" (2002), "The Master and Margarita" (2005–2006) and "Dikari" (2006).
i don't know