Question: The 2015 San Diego Padres season had a general manager of which former Texas Rangers assistant GM?

full_context: Document 1: San Diego Padres: The San Diego Padres are an American professional baseball franchise based in San Diego, California. The Padres compete in Major League Baseball (MLB) as a member club of the National League (NL) West division. Founded in 1969, the Padres have won two NL pennants — in 1984 and 1998, losing in the World Series both years. As of 2015, they have had 14 winning seasons in franchise history. The Padres are the only other Major League Baseball team (the other being the Los Angeles Angels of Anaheim) in California to originate from that state; the Athletics were originally from Philadelphia (and moved to the state from Kansas City), and the Dodgers and Giants are originally from two New York City boroughs – Brooklyn and Manhattan, respectively. The Padres are the only major professional sports franchise to be located in San Diego, following the relocation of the Chargers to Los Angeles in 2017.
Document 2: 2015 San Diego Padres season: The 2015 San Diego Padres season was their 47th season in MLB, and their 12th at Petco Park. General Manager A. J. Preller had a busy offseason, acquiring a new starting outfield in Matt Kemp, Justin Upton, and Wil Myers, while adding to an already strong bullpen with All-Star closer Craig Kimbrel. The Padres also signed free agent starting pitcher James Shields. San Diego traded away seven of its top 11 prospects, as rated by Baseball America entering the offseason.
Document 3: Casey Kelly: Casey Patrick Kelly (born October 4, 1989) is an American professional baseball pitcher in the San Francisco Giants organization. He was a first-round draft choice, 30th overall, in the 2008 Major League Baseball Draft by the Boston Red Sox. He was the top minor league prospect in the Red Sox organization when he was acquired by the San Diego Padres after the 2010 season, along with three other prospects, in exchange for All-Star player Adrian Gonzalez. He made his major league debut with San Diego in 2012, but underwent Tommy John surgery the following year. He was traded to Atlanta after the 2015 season.
Document 4: Jed Hoyer: Jed D. Hoyer (born December 7, 1973), is the executive vice-president and general manager of the Chicago Cubs. He has been the general manager of the San Diego Padres and the assistant general manager of the Boston Red Sox. He joined the Red Sox in 2002, after the ownership of John W. Henry, Tom Werner, and Larry Lucchino took over the team from John Harrington. He worked under the title of assistant to the general manager until December 2005. He then was given the title of assistant general manager. Hoyer briefly served as co-general manager of the Red Sox from December 12, 2005 to January 19, 2006 and then returning to his previous job of assistant general manager. In November 2003, he accompanied general manager Theo Epstein to Arizona to persuade pitcher Curt Schilling to accept a trade to the Red Sox, spending Thanksgiving at Schilling's home in what was eventually a successful effort.
Document 5: Ned Colletti: Ned Louis Colletti, Jr. is an American sports executive. He is the senior adviser to the president of the Los Angeles Dodgers. He was general manager of the Dodgers from 2006 through 2014. Before moving to the Dodgers, he was assistant general manager of the San Francisco Giants.
Document 6: 2005 Los Angeles Dodgers season: In 2005, the Los Angeles Dodgers suffered from a rash of injuries to key players such as closer Éric Gagné, shortstop César Izturis and outfielder J. D. Drew and fell to their second worst record in Los Angeles history, finishing in fourth place in the Western Division of the National League. After the season, manager Jim Tracy and General Manager Paul DePodesta were both fired and the team was torn apart. This was also the last season to be broadcast on KCOP (13).
Document 7: List of San Diego Padres team records: The San Diego Padres are a Major League Baseball (MLB) franchise based in San Diego, California. The Padres were granted a Major League team in 1968, taking their name from the minor-league San Diego Padres of the Pacific Coast League. Through May 16, 2015, they have played 7,365 games, winning 3,417, losing 3,946, and tying two for a winning percentage of .464. This list documents the superlative records and accomplishments of team members during their tenure as members of Major League Baseball's National League.
Document 8: A. J. Preller: A. J. Preller is the general manager of the San Diego Padres Major League Baseball club. He was hired by the Padres on August 5, 2014 while serving as the assistant GM for the Texas Rangers.
Document 9: 2005 San Diego Padres season: The 2005 San Diego Padres season was the 37th season for the San Diego Padres. The 2005 team is noted as having the weakest record among division champions, finishing 82-80, the worst ever in a non-strike year. The NL West was weak in 2005, with all teams finishing below the .500 mark except the San Diego Padres, who only finished 2 games above the .500 mark. The closest team, the Arizona Diamondbacks, were 5 games back. Three teams in the Eastern Division finished with better records than San Diego but failed to qualify for the playoffs, such as the Phillies, who won 88 games and all swept the season series with the Padres. There had been some speculation that the Padres would be the first team in MLB history to win a division and finish below .500, but their victory over the Los Angeles Dodgers on September 30 gave them their 81st victory, guaranteeing a split record. They would be swept by the St. Louis Cardinals in the 2005 NLDS.
Document 10: Tucson Padres: The Tucson Padres were a minor league baseball team representing Tucson, Arizona in the Pacific Coast League (PCL). They were the Triple-A affiliate for the San Diego Padres. The team moved to Tucson from Portland, Oregon for the 2011 season. In April 2014, the team moved to El Paso, Texas and changed their name to the El Paso Chihuahuas.
Document 11: 2014 Arizona Diamondbacks season: The Arizona Diamondbacks' 2014 season was the franchise's 17th season in Major League Baseball and their 17th season at Chase Field. The team finished with a record of 64–98, placing last in the NL West and having the worst record in the major leagues. General manager Kevin Towers was fired on September 5 and replaced by Dave Stewart. On September 26, manager Kirk Gibson was also fired, ending his 4-and-a-half year tenure as the Diamondbacks' manager. Bench coach Alan Trammell managed the final three games of the season. On October 13, Chip Hale was announced as the Diamondbacks' manager for 2015.
Document 12: List of Arizona Diamondbacks managers: There have been a total of six managers in the history of the Arizona Diamondbacks Major League Baseball (MLB) franchise of the National League. The Diamondbacks franchise was formed in the 1998 Major League Baseball season as a member of the National League. Buck Showalter was hired as the first Diamondbacks manager. Showalter served for three (1998-2000) seasons before being replaced after the 2000 season. In terms of tenure, Bob Melvin has managed more games and seasons than any other coach in the Diamondbacks franchise history. He has managed the Diamondbacks to one playoff berth, in 2007, in which he led the team to the National League Championship Series (NLCS). Al Pedrique and A.J. Hinch are the only two managers in the Diamondbacks history to not lead a team into the playoffs.
Document 13: Alex Anthopoulos: Alex Anthopoulos (born May 25, 1977) is a Canadian professional baseball executive with the Los Angeles Dodgers organization. He was the senior vice president of baseball operations and general manager of the Toronto Blue Jays of Major League Baseball (MLB) from 2010 to 2015, for whom began as a scouting coordinator in 2003. Prior to the Blue Jays, Anthopoulos got his start in professional baseball with the Montreal Expos organization in 2000. In 2015, he was named the "Sporting News" Executive of the Year after the Blue Jays advanced to the playoffs for the first time since 1993, reaching the American League Championship Series (ALCS). However, his term with the Blue Jays ended on October 29, 2015, when he declined a five-year contract extension.
Document 14: David Morway: David Morway was the former General Manager of the Indiana Pacers of the National Basketball Association,and is currently the Assistant General Manager of the Milwaukee Bucks. He had also been an assistant general manager with the San Diego Padres from 1985 to 1988. He is a 1982 graduate of the University of Arizona with a law degree from the University of San Diego. He is currently being considered for a front office position with the Sacramento Kings.
Document 15: List of San Diego Padres first-round draft picks: The San Diego Padres are a Major League Baseball (MLB) franchise based in San Diego, California. They play in the National League West division. Since the institution of MLB's Rule 4 Draft, the Padres have selected 69 players in the first round. Officially known as the "First-Year Player Draft", the Rule 4 Draft is MLB's primary mechanism for assigning players from high schools, colleges, and other amateur clubs to its franchises. The draft order is determined based on the previous season's standings, with the team possessing the worst record receiving the first pick. In addition, teams which lost free agents in the previous off-season may be awarded compensatory or supplementary picks. The First-Year Player Draft is unrelated to the 1968 expansion draft in which the Padres initially filled their roster.
ground_truth: A. J. Preller