Prosper Lucas (4 November 1808, Saint-Brieuc – 2 April 1885, Mennecy) was a French medical doctor, brother of Pierre-Hippolyte Lucas (1814-1899) and specialist in the study of heredity.
 For which he wrote ""Traité philosophique et physiologique de l'hérédité naturelle"" ("Philosophical and physiological treatise on natural heredity"), full title – "Traité philosophique et physiologique de l'hérédité naturelle dans les états de santé et de maladie du système nerveux, avec l'application méthodique des lois de la procréation au traitement général des affections dont elle est le principe.
 Ouvrage où la question est considérée dans ses rapports avec les lois primordiales, les théories de la génération, les causes déterminantes de la sexualité, les modifications acquises de la nature originelle des êtres, et les diverses formes de névropathie et d'aliénation mentale", in two volumes (1847 and 1850), which Charles Darwin described in "The Origin of Species" (1859) as "the fullest and the best on this subject".
Jean-Vital Jammes (known by the stage name Ismaël) (28 April 1825 – 13 June 1893) was a French opera singer.
 During a stage career spanning 40 years, he created many leading baritone roles, including Zurga in Bizet's "Les pêcheurs de perles" and Ourrias in Gounod's "Mireille".
 Born in Le Passage d'Agen near the town of Agen, he was largely self-taught and made his stage debut in 1841 at the age of 16.
 After singing in a several provincial theatres, he was engaged by the Théâtre Lyrique in Paris and later by the Opéra-Comique.
 Following his retirement from the stage, Ismaël lived in Marseille where he died at the age of 68.
David Gilmour in Concert is a DVD of Pink Floyd guitarist David Gilmour's solo concert at the Royal Festival Hall, London in June 2001, as part of the Robert Wyatt-curated Meltdown festival.
 It also features additional footage recorded during three concerts at the same venue in January 2002.
 The track selection includes several Pink Floyd compositions in addition to Gilmour's solo works.
 Guest appearances are made by Floyd colleague Richard Wright, as well as Robert Wyatt and Bob Geldof.
 It includes the first ever performance of "Smile" a track which would appear almost five years later on Gilmour's third solo album - "On an Island", and Gilmour even plays a few Syd Barrett compositions.
 Also included is "Je crois entendre encore " ("I still believe I hear"), an aria from Georges Bizet's opera "Les pêcheurs de perles " ("The Pearl Fishers"), with a libretto by Eugène Cormon and Michel Carré, and sung by Gilmour in the original French.
"Au fond du temple saint " ("At the back of the holy temple") is a duet from Georges Bizet's 1863 opera "Les pêcheurs de perles".
 The libretto was written by Eugène Cormon and Michel Carré.
 Generally known as "The Pearl Fishers' Duet", it is one of the best-known numbers in Western opera.
 It is sung by Nadir (tenor) and Zurga (baritone) in act 1.
Béatrice et Bénédict ("Beatrice and Benedick") is an opéra comique in two acts by Hector Berlioz.
 Berlioz wrote the French libretto himself, based closely on Shakespeare's "Much Ado About Nothing".
Bead Game (French:" Histoire de perles") is a 1977 animated short film by Ishu Patel, creating by arranging beads into the shapes of real and mythical creatures, who absorb and devour another, evolving into scenes of modern human warfare.
 Jnan Prakash Ghosh provides music for the 5 min 35 second film, which was produced at the National Film Board of Canada (NFB).
Les pêcheurs de perles (The Pearl Fishers) is an opera in three acts by the French composer Georges Bizet, to a libretto by Eugène Cormon and Michel Carré.
 It was premiered on 30 September 1863 at the Théâtre Lyrique in Paris, and was given 18 performances in its initial run.
 Set in ancient times on the island of Ceylon (Sri Lanka), the opera tells the story of how two men's vow of eternal friendship is threatened by their love for the same woman, whose own dilemma is the conflict between secular love and her sacred oath as a priestess.
 The friendship duet "Au fond du temple saint ", generally known as "The Pearl Fishers Duet", is one of the best-known in Western opera.
Léontine de Maësen (15 July 1835 – 1906) was a Belgian coloratura soprano active on the opera stages of France from 1858 to 1868.
 She is most remembered today for having created the role of Leïla in Bizet's 1863 opera, "Les pêcheurs de perles".
Brett Polegato (born 1968 in Niagara Falls, Ontario, Canada) is an operatic baritone.
 In 1999 he made his Lyric Opera of Chicago debut as Peter Niles in Levy's "Mourning Becomes Electra" followed by his La Scala debut in 2000 as Ned Keene in Britten's "Peter Grimes".
 He is particularly known for his interpretation of the title role in Debussy's "Pelléas et Mélisande" which he has performed with many companies including the Bavarian State Opera, Opéra National de Paris, Oper Leipzig, and Opéra National du Rhin among others.
 Other European appearances include Ubalde in Gluck's "Armide" at Opéra de Nice, the title role in Monteverdi's "Orfeo" at Opéra d'Avignon, and Frère Lèon in Messaien's "Saint François d'Assise" at Opéra National de Paris.
 He has sung numerous roles with Flanders Opera, including Guglielmo in Mozart's "Così fan tutte", Albert in Massenet's "Werther", and the Steward in Jonathan Dove's "Flight".
 In his native Canada, Polegato has sung Papageno in Mozart's "Die Zauberflöte", Figaro in Rossini's "Il barbiere di Siviglia", and Zurga in Bizet's "Les pêcheurs de perles" with Vancouver Opera.
 In the United States, he has sung with New York City Opera, Houston Grand Opera, and Michigan Opera Theatre as well as making many concert appearances and recordings with American orchestras.
 He made his Seattle Opera debut in 2005 as Henry Miles in Jake Heggie's "The End of the Affair" and returned to the company in 2007 as Orestes in Gluck's "Iphigenia in Tauris".
"Belleville Rendez-vous" is a song from the animated film "Les Triplettes de Belleville" (2003), with music by Benoît Charest and lyrics by Sylvain Chomet.
 The song was performed "in character" in the film by Béatrice Bonifassi.
 The soundtrack album includes two versions of the song, one in French and the other in English, both performed by - M - (a.k.a. Matthieu Chedid).
 It was nominated for an Oscar for Best Song, and has been subsequently covered by the male duo The Lost Fingers and the female trio Rock Paper Scissors.
 Another version of the song entitled "maquette" or "demo" was also included in the soundtrack and sung by Béatrice Bonifassi who also provided the singing voice of the triplettes.

Question: Are Béatrice et Bénédict and Les pêcheurs de perles both operas?
Answer: yes