Question: What nationally is the artist behind Planet Blue?

Context paragraphs:
John-Erik Franzén: John-Erik Franzén (born 1942) is a Swedish artist, mainly a painter, born in Stockholm, most known for several large paintings portraying cars and motorcycles, as well as being the artist behind the portrait of the royal family of Sweden added to the public exhibition at the castle in Gripsholm in 1985, and original paintings for several stamps also portraying members of the royal family.

Jascha Richter: Jascha Richter (born 24 June 1963) is an American-born Danish singer-songwriter best known as the lead vocalist and keyboardist of the soft rock band, Michael Learns to Rock where he composes and sings most of their songs.  Some of his best known songs includes, "25 Minutes", "The Actor", "Sleeping Child", "That's Why (You Go Away)", "Take Me To Your Heart", "Complicated Heart", "Someday", "Wild Women", "Out of the Blue", "You Took My Heart Away" and "Paint My Love".

We're Children of Coincidence and Harpo Marx: We're Children of Coincidence and Harpo Marx was the sixth solo studio LP by Dory Previn, released in 1976 by the Warner Brothers label.  Apart from the download tracks "Planet Blue" made available in 2002, it was her last set of recordings.

Planet Blue: Planet Blue is the debut solo album by Danish singer-songwriter Jascha Richter.

Per Aspera Ad Astra (album): Per Aspera Ad Astra is the fourth studio LP by Stars of the Lid.  It was made in collaboration with artist Jon McCafferty and released on Kranky in 1998.  Widely known in music circles as the artist behind the cover of R.E.M.'s Green, McCafferty approached Stars of the Lid with a view towards collaboration after working on a series of paintings inspired by the duo's 1995 debut Music for Nitrous Oxide.  The title is a common Latin phrase translatable as "through hardships, to the stars."

Hajime Ueda: Hajime Ueda (ウエダ ハジメ , UEDA Hajime ) is a Japanese manga artist who created a two-volume adaptation of the Japanese animated OVA series "FLCL", and the original manga "".  He started his career as a dōjinshi artist, gaining a reputation for his quirky and unique style of art.  He also does some costume design and sculpting.  Ueda was also the artist behind the ending theme animation for the Bakemonogatari anime, from the "Monogatari" series of stories.

Chandamama Artist Shankar: Karatholuvu Chandrasekaran Sivasankaran (also known as KC Sivasankaran, Artist Sankar), (born 19 July 1924) is an Indian artist who primarily contributed to the Indian Language magazine, "Chandamama" (also known as "Ambulimama").  Sankar is the artist behind the signature painting of the "Vikram and Vetala" series, featured in "Chandamama".  He is the only surviving member of the original Chandamama design team.  The iconic painting, along with his trade-mark signature that he is now recognized by, was drawn in the 1960s.  It is one of the thousands he has created for Chandamama.  For decades, its illustrators defined the looks of the magazine.  They used line drawings with style influenced by Indian, Oriental, Middle eastern and European artistic traditions.

John Collias: John Collias (June 12, 1918 – March 29, 2017) was a Western American painter, illustrator, and commercial artist.  Born in Fort Wayne, Indiana, he lived and worked in Boise, Idaho, since the early 1940s and contributed work to the "Idaho Statesman", "Boise Weekly", "Life" Magazine, the "Gowen Field Beacon", the Allen Noble Boise State Athletic Hall of Fame, the College of Idaho Athletic Hall of Fame, and to the books "Sawtooth Tales" by Dick D'Easum and "John Collias: Round About the Boise Valley".  Collias' prolific work spans a number of genres including portraiture, landscape art, wartime military posters, ad and billboard art.  He was perhaps best known regionally as the artist behind "A Portrait of A Distinguished Citizen," a weekly portrait feature that ran in the "Idaho Statesman" from 1963 to 1993.

Rudy Wendelin: Rudolph "Rudy" Andreas Michael Wendelin (1910–2000) was a United States Forest Service employee and the best-known artist behind Smokey Bear.  Beginning in 1944, Wendelin became the full-time artist for the Smokey Bear campaign.  He was considered Smokey Bear's "caretaker" until his retirement in 1973.

Brian Basset: Brian Basset is an American comic strip artist ("Red and Rover").  Previously, he worked as an editorial cartoonist for the Seattle Times from 1978 to 1994, as well as being the creator and artist behind the syndicated comic strip "Adam", later changed to "Adam@home" (1984-2009).

Supporting paragraphs: Planet Blue Jascha Richter
Answer: Danish