Question: In what year was the singer who replaced Fred de Wilde in Shocking Blue's album "At Home" born?

Context paragraphs:
At Home (Shocking Blue album): At Home is the second album by the rock band, Shocking Blue.  It was released in 1969 on the Pink Elephant label.  The album is the debut for Mariska Veres.

Funny Valentine: Funny Valentine is studio album by avant-rock, experimental power trio Massacre.  The line-up for this album featured Fred Frith (guitar), Bill Laswell (bass guitar) and Charles Hayward (drums), with Hayward having replaced Fred Maher, who played drums on their first album, "Killing Time" (1981).

Ruler of the Wasteland: Ruler of the Wasteland is the second studio album by the American heavy metal band Chastain, released in 1986 through Shrapnel Records.  During the same year, David T. Chastain released also two other studio albums with his second band CJSS.  It is the first album to feature Fifth Angel drummer Ken Mary, who replaced Fred Coury, after a suggestion by Shrapnel Records president and talent scout Mike Varney.

Etienne De Wilde: Etienne De Wilde (born 23 March 1958 in Wetteren, East Flanders) is a Belgian former professional road bicycle racer.  De Wilde won races on the road and on the track.  He won a silver medal in the madison at the 2000 Summer Olympics.

Shocking Blue (album): Shocking Blue is the debut studio album by the Dutch rock band Shocking Blue.  It was released in 1968 on Polydor.  In Germany, the record was released in 1970 under the title Beat With Us.  This was the last album with Fred de Wilde on lead vocal.  Mariska Veres replaced de Wilde in the band's next album, "At Home."

Shocking Blue (film): Shocking Blue is a 2010 Dutch drama film.  Directed by Mark de Cloe, the movie stars Lisa Smit, Dragan Bakema, and Niels Gomperts.  It was screened at the 2001 Seattle International Film Festival, the São Paulo International Film Festival, the Cairo Panorama of the European Film and the Seville European Film Festival.  It received two Golden Calf nominations for Best Supporting Actor (Niels Gomperts) and best cinematography (Rob Hodselmans).

Robbie van Leeuwen: Robbie van Leeuwen (born 29 October 1944, The Hague) is a Dutch musician who was guitarist, sitarist, background vocalist and main songwriter for the Dutch bands The Motions, Shocking Blue and Galaxy-Lin.  His most well-known compositions are Shocking Blue's most famous songs, "Venus", which was a US and UK No. 1 hit, "Love Buzz", which was covered by Nirvana and released as their first single, and "Demon Lover".

Love Buzz: "Love Buzz" is a song by Dutch rock band Shocking Blue.  It was written by Robbie van Leeuwen and first released on the group's 1969 album, "At Home".  The song was later covered by Nirvana, who released it as their debut single in 1988.

Mariska Veres: Maria Elisabeth Ender, better known as Mariska Veres ( ) (1 October 1947 – 2 December 2006), was a Dutch singer who was best known as the lead singer of the rock group Shocking Blue.  Described as being similar to a young Cher, she was also known for her eccentric and accented vocal performances and for her striking appearance which featured kohl-rimmed eyes, high cheekbones, and long jet black hair, which was actually a wig.

Bloem de Ligny: Bloem de Wilde de Ligny a.k.a. Bloom is a Dutch singer/songwriter and visual artist based in the U.K. Bloem has released music under her own name, and as a member of various bands including: Fono & Serafina, Polichinelle, 4Fists, and Sam and the Womp.  Her image and vocal style have often been compared to Björk.  She is also known (or been known) under the names Bloem, Bloem de Wilde de Ligny, Serafina Ouistiti, Oo is an Instrument, Lady Oo and most recently as 'Bloom'.

Supporting paragraphs: Shocking Blue (album) Mariska Veres
Answer: 1947