Question: Who produced both DC Nation and Beware the Batman?

full_context: Document 1: Beware the Batman: Beware the Batman is an American computer-animated television series based on the DC Comics superhero Batman. The series premiered in the United States on Cartoon Network on July 13, 2013, as part of their DC Nation block, replacing "". The series was produced by Warner Bros. Animation and DC Entertainment.
Document 2: The New Batman Adventures: The New Batman Adventures (often shortened as TNBA) is an American animated television series based on the DC Comics superhero Batman, and is a continuation of the 1990s "". It was produced by Warner Bros. Animation and aired on The WB from September 13, 1997, to January 16, 1999. According to the reference book "Batman Animated", series writer Paul Dini originally wanted the new show to be titled Batman: Gotham Knights, but this idea was rejected by the other producers. To better adhere with the prior DVD sets of the original series, the DVD release of this series was titled "Batman: The Animated Series Volume 4 (From The New Batman Adventures)" and was given the opening theme from the prior series.
Document 3: DC Nation Shorts: DC Nation Shorts are animated shorts featuring characters from DC Comics that aired in a series on Cartoon Network on Saturdays at 10/9c.
Document 4: Batman Beyond: Batman Beyond (known as Batman of the Future in Europe, Latin America, Australia, and Asia) is an American animated television series developed by Bruce Timm, Paul Dini, and Alan Burnett and produced by Warner Bros. Animation in collaboration with DC Comics as a continuation of the Batman legacy. Depicting a teenaged Batman in a futuristic Gotham City under the tutelage of an elderly Bruce Wayne, the series began airing on January 10, 1999, and ended its run on December 18, 2001. After 52 episodes spanning three seasons and one direct-to-video , the series was put on hold for the "Justice League" animated series, despite the network having announced plans for a fourth season.
Document 5: Batman: Batman is a fictional superhero appearing in American comic books published by DC Comics. The character was created by artist Bob Kane and writer Bill Finger, and first appeared in "Detective Comics" #27 (1939). Originally named the "Bat-Man", the character is also referred to by such epithets as the Caped Crusader, the Dark Knight, and the World's Greatest Detective.
Document 6: Batman: The Animated Series: Batman: The Animated Series is an American animated television series based on the DC Comics superhero Batman. It was developed by Bruce Timm and Eric Radomski. Produced by Warner Bros. Animation, it originally aired on Fox Kids from September 5, 1992, to September 15, 1995, with a total of 85 episodes. For the final fifteen episodes, the series was given the on-screen title The Adventures of Batman & Robin, which was also used for reruns of earlier episodes. The series eventually spawned a continuation show, "The New Batman Adventures".
Document 7: DC Nation: DC Nation were shows and shorts based on DC Comics that aired on Cartoon Network on Saturday morning. It premiered on March 3, 2012, and is produced by Warner Bros. Animation. Some of the shows in DC Nation include "" and "Young Justice" (with "Beware the Batman" in 2013). On June 8, 2012, Cartoon Network announced that it would revive the "Teen Titans" animated series as "Teen Titans Go!", based on the New Teen Titans shorts, in 2013; episodes began airing in April of that year.
Document 8: List of Beware the Batman episodes: "Beware the Batman" is an American computer-animated television series based on the DC Comics superhero Batman. The series premiered in the United States on Cartoon Network on July 13, 2013, as part of their DC Nation block. It is the replacement for "". "Beware the Batman" is produced by Warner Bros. Animation.
Document 9: Batman OnStar commercials: The Batman OnStar commercials were a series of six television commercials featuring comic book superhero Batman, created by ad-agency Campbell-Ewald and aired from 2000 to the beginning of 2002. In 2000, OnStar, DC Comics and Warner Bros. teamed up to promote brand name awareness of the new OnStar onboard guiding system, leading to a large increase in subscribers and a higher rate of subscriber renewals.
Document 10: Batman (TV series): Batman is a 1960s American live action television series, based on the DC comic book character of the same name. It stars Adam West as Batman and Burt Ward as Robin – two crime-fighting heroes who defend Gotham City from a variety of arch villains. It is known for its camp style, upbeat theme music, and its intentionally humorous, simplistic morality (aimed at its largely teenage audience). This included championing the importance of using seat belts, doing homework, eating vegetables, and drinking milk. It was described by executive producer William Dozier as the only situation comedy on the air without a laugh track. 120 episodes aired on the ABC network for three seasons from January 12, 1966, to March 14, 1968, twice weekly for the first two and weekly for the third. In 2016, television critics Alan Sepinwall and Matt Zoller Seitz ranked "Batman" as the 82nd greatest American television show of all time.
Document 11: List of Young Justice episodes: "Young Justice" is an American animated television series created by Greg Weisman and Brandon Vietti for Cartoon Network. The series follows the lives of teenaged heroes who are members of a covert operations team that takes orders from the Justice League. The series debuted on January 7, 2011 with a two-week reairing of the first two episodes, which originally aired as an hour-long special on November 26, 2010. After an extended hiatus starting in 2013, Warner Bros. Animation announced the show's return for a third season on November 7, 2016.
Document 12: Teen Titans Go! (TV series): Teen Titans Go! is an American animated television series based on the DC Comics fictional superhero team, the "Teen Titans". The series was announced following the popularity of DC Nation's New Teen Titans shorts.
Document 13: Teen Titans (season 3): The third season of the animated television series "Teen Titans", based on the DC comics series of the same time by Bob Haney and Bruno Premiani, originally aired on Cartoon Network in the United States. Developed by television writer David Slack, the series was produced by DC Entertainment and Warner Bros. Animation. Sander Schwartz was tagged as the executive producer for the series. This marks the last season of Teen Titans being aired on The WB Television Network, from September 2005 to December 2005, skipping insignificant episodes. It also became the only season that the The CW did not re-air during the 2007–08 U.S network television season, as the first two seasons of the series only re-aired on Kids' WB.
Document 14: List of Teen Titans Go! episodes: "Teen Titans Go!" is an American animated television series based on the DC Comics fictional superhero team, the "Teen Titans". The series was announced following the popularity of DC Nation's New Teen Titans shorts, both of which are based on the 2003 "Teen Titans" TV series. "Teen Titans Go!" is a more comedic take on the DC Comics franchise, dealing with situations that happen every day. Sporting a new animation style, "Teen Titans Go!" serves as a comedic spin-off with no continuity to the previous series, and only certain elements are retained. Many DC characters make cameo appearances and are referenced in the background. The original principal voice cast returns to reprise their respective roles.
Document 15: DC animated universe: DC Animated Universe (DCAU or also referred to as the Timmverse by fans) is a name used to refer to the shared universe centered on a group of animated television series based on DC Comics, produced by Warner Bros. Animation from the early 1990s to mid-2000s; beginning with "" in 1992, briefly ending with "Justice League Unlimited" in 2006 and returning with "Batman and Harley Quinn" in 2017. Some parts of the associated media franchise including direct-to-video feature films and shorts, comic books, video games and other multimedia adaptations are also included in the continuity.
ground_truth: Warner Bros