Question: Bruno Tesch was part of the team that invented what cyanide-based pesticide?

Context paragraphs:
Zyklon B: Zyklon B ( ; ] ; translated Cyclone B) was the trade name of a cyanide-based pesticide invented in Germany in the early 1920s.  It consisted of hydrogen cyanide (prussic acid), as well as a cautionary eye irritant and one of several adsorbents such as diatomaceous earth.  The product is infamous for its use by Nazi Germany during the Holocaust to murder approximately one million people in gas chambers installed at Auschwitz-Birkenau, Majdanek, and other extermination camps.

Bruno Pires: Bruno Manuel Pires Silva (born 15 May 1981) is a Portuguese former professional road bicycle racer.  In 2011 he joined the team.  Born in Redondo, Pires began his professional career at the ASC-Vila do Conde team and was part of Milaneza-Maia, LA Aluminios MSS Milaneza and Barbot-Siper, before joining his first foreign team, Leopard Trek, in 2011.

Nicolás Bruno: Nicolás Bruno (born (1989--)24 1989 ) is an Argentine male volleyball player.  He was part of the Argentina men's national volleyball team.  He competed with the national team at the 2012 Summer Olympics in London, Great Britain.  He played with Buenos Aires Unidos in 2012.

CVS/pharmacy LPGA Challenge: The CVS/pharmacy LPGA Challenges was a 72-hole golf tournament for professional female golfers that was part of the LPGA Tour from 1996 through 2010.  It was played at various sites in Northern California and was managed by the Bruno Event Team.  In 2006 the tournament moved to its last location at the Blackhawk Country Club in Danville.

It Will Rain: "It Will Rain" is a song recorded by American singer and songwriter Bruno Mars.  It was released exclusively on iTunes on September 27, 2011 by Atlantic Records as the lead single from the soundtrack of the film, .  Mars composed the song with his production team The Smeezingtons, and it was partially written during The Doo-Wops & Hooligans Tour in the United States, being finished after the singer watched an early version of the movie which inspired him.  The soundtrack for The Twilight Saga: Breaking Dawn – Part 1 was a much expected release and Mars' song was chosen as the lead single by the album's executive producer, Alexandra Patsavas, to promote it.  Musically, "It Will Rain" is a pop and [[pop-soul] [[ballad]].  Its lyrics tell the agony and torment of a heartbreak and its various stages.

The First Team: The First Team were the first players known to have played the sport of basketball, having been taught the game in 1891 by James Naismith, who is recognized as the inventor of the sport.  The team comprised 18 players who were studying in Springfield, Massachusetts, to become executive secretaries of the YMCA and who, as part of their coursework, studied physical education with Naismith, who is said to have invented the game to teach teamwork skills to his charges.  The team was inducted as a group into the Naismith Memorial Basketball Hall of Fame as part of that organization's inaugural 1959 induction class for their efforts in popularizing the sport and as the game's first practitioners.

Bruno Tesch: Bruno Emil Tesch (14 August 1890 – 16 May 1946) was a German chemist and entrepreneur.  Together with Gerhard Peters and Walter Heerdt, he invented the insecticide Zyklon B, infamous for having been used by Nazi Germany to exterminate approximately a million of the victims of the Holocaust.  He was the owner of Tesch & Stabenow (called "Testa"), a pest control company he co-founded in 1924 with Paul Stabenow in Hamburg, Germany, which was a major supplier of Zyklon B to the Nazi concentration camps.

Dancing with the Stars (U.S. season 7): Season seven of "Dancing with the Stars" premiered on September 22, 2008 as a part of ABC's fall 2008 line-up.  Instead of 12 couples like previous seasons, this was the first season to showcase a lineup of 13 couples.  This season also introduced four new dances: the hustle, the salsa, the jitterbug, and the west coast swing, as well as Team Dancing.  Tom Bergeron and Samantha Harris return as the show's hosts.  Len Goodman, Bruno Tonioli, and Carrie Ann Inaba continue as the judges this season, with Michael Flatley having appeared temporarily as a guest judge for Len Goodman during week six.

High-Z Supernova Search Team: The High-Z Supernova Search Team was an international cosmology collaboration which used Type Ia supernovae to chart the expansion of the universe.  The team was formed in 1994 by Brian P. Schmidt, then a post-doctoral research associate at Harvard University, and Nicholas B. Suntzeff, a staff astronomer at the Cerro Tololo Inter-American Observatory (CTIO) in Chile.  The original team first proposed for the research on September 29, 1994 in a proposal called "A Pilot Project to Search for Distant Type Ia Supernova" to the CTIO Inter-American Observatory.  The original team as co-listed on the first observing proposal was: Nicholas Suntzeff (PI); Brian Schmidt (Co-I); (other Co-Is) R. Chris Smith, Robert Schommer, Mark M. Phillips, Mario Hamuy, Roberto Aviles, Jose Maza, Adam Riess, Robert Kirshner, Jason Spiromilio, and Bruno Leibundgut.  The original project was awarded four nights of telescope time on the CTIO Victor M. Blanco Telescope on the nights of February 25, 1995, and March 6, 24, and 29, 1995.  The pilot project led to the discovery of supernova SN1995Y.  In 1995, the HZT elected Brian P. Schmidt of the Mount Stromlo Observatory which is part of the Australian National University to manage the team.

Colby Granger: Colby Granger is a fictional character in the CBS crime drama "Numb3rs", played by Dylan Bruno.  First introduced during the second season, he has become a part of the team led by FBI Special Agent Don Eppes (Rob Morrow) and is usually partnered with David Sinclair.  This connection creates some tension when Colby is accused of being a spy for the Chinese which is confirmed in the season three finale episode, "The Janus List", with the news leaving the FBI team under Don's command shaken by the revelation.

Supporting paragraphs: Bruno Tesch Zyklon B
Answer: Zyklon B