Question: What year is the 52nd season for the Atlanta Falcons and when the Georgia Dome open?

Context paragraphs:
1992 Atlanta Falcons season: The 1992 Atlanta Falcons season was the team's 27th season in the National Football League (NFL).  Atlanta played its first season in the Georgia Dome, after having played their first 26 seasons at Fulton County Stadium.  The Falcons were unable to match their previous season's output of 10–6 and failed to reach the playoffs.

2016 Atlanta Falcons season: The 2016 Atlanta Falcons season was the franchise's 51st season in the National Football League and the second under head coach Dan Quinn.  It also marked the team's 25th and final season playing their home games at the Georgia Dome, as the Falcons will move into the new Mercedes-Benz Stadium in 2017.  The Falcons won the NFC South for the first time since 2012 and improved on their 8–8 record from 2015, going 11–5 and earning the second seed in the NFC playoffs.

1991 Atlanta Falcons season: The 1991 Atlanta Falcons season was the team's 26th season in the National Football League (NFL).  It was also the final season they played at Fulton County Stadium, before moving into the Georgia Dome the following year.  The season would be the most successful Atlanta compiled in almost a decade, with the team recording a winning record for the first time in eight years.  Additionally, the team won its first playoff game since 1978, by defeating the New Orleans Saints in the NFC Wild Card Game.

Grady Stadium: Grady Stadium is an Atlanta Public School football stadium located in Midtown Atlanta, south of Piedmont Park.  The stadium is one of two stadiums owned and managed by the Atlanta Public School (APS) system.  It is the only high school stadium in APS that is located on the campus of a high school.  The stadium was used as a training site for athletes during the 1996 Olympic Games, and occasionally hosts public practices for the Atlanta Falcons.  Grady stadium was designed by Richard Aeck, and is considered a masterpiece of modern engineering expression.  For the fall of 2009, Grady stadium was closed due to renovation.  All games were played at Lakewood Stadium and the Georgia Dome.

Mercedes-Benz Stadium: Mercedes-Benz Stadium is a multi-purpose retractable roof stadium located in Atlanta, Georgia.  The home of the Atlanta Falcons of the National Football League (NFL) and Atlanta United FC of Major League Soccer (MLS), it replaced the adjacent Georgia Dome, the Falcons' home stadium for a quarter century, from 1992 through 2016.

2017 Atlanta Falcons season: The 2017 Atlanta Falcons season is the franchise's 52nd season in the National Football League and the third under head coach Dan Quinn.  They enter the season as the defending NFC champions and will try to defend their title for a second consecutive trip to the Super Bowl after losing the previous year against the Patriots in Super Bowl LI.  This is the Falcons' first year in Mercedes-Benz Stadium after spending the previous 25 seasons in the Georgia Dome, which is currently under demolition and scheduled to be imploded on November 20, 2017.  While Mercedes-Benz Stadium opened as scheduled on August 26, 2017, the roof will remain in the closed position for at least its first month of operation while contractors continue to fine tune the roof.

Scott Woerner: Scott Allison Woerner (born December 18, 1958 in Baytown, Texas) is a former American football safety in the National Football League for the Atlanta Falcons and the New Orleans Saints.  He played college football for the University of Georgia Bulldogs.  In the 1981 Sugar Bowl, Woerner intercepted a pass by the Notre Dame quarterback in the closing minutes of the game which sealed Georgia's national championship for that year.  He still holds several return records at the University of Georgia.  He had the most kickoff return yards (190) in a single game (vs. Kentucky, 1977).  He also holds the most punt return yards (488) in a season (1980).  Woerner was drafted in the third round of the 1981 NFL Draft by the Falcons.  He played for the Atlanta Falcons during that 1981 season.  In 1983,1984,and 1985 he played safety for the Philadelphia Stars of the short-lived United States Football League.  The Philadelphia Stars won 2 of the 3 USFL championships.  The "Sporting News" selected him as a USFL All-League player both of those seasons.

Georgia Dome: The Georgia Dome is a recently retired domed stadium in the southeastern United States, currently under demolition.  Located in Atlanta, Georgia, between downtown to the east and Vine City to the west, it was owned and operated by the State of Georgia as part of the Georgia World Congress Center Authority.  Its successor, Mercedes-Benz Stadium, was built adjacent to the south and opened in August 2017.

2017–18 1. FC Union Berlin season: The 2017–18 1.  FC Union Berlin season is the 52nd season in the football club's history and 8th consecutive season in the second division of German football, the 2.  Bundesliga and 12th overall.  In addition to the domestic league, 1.  FC Union Berlin also are participating in this season's edition of the domestic cup, the DFB-Pokal.  This is the 52nd season for 1.  FC Union Berlin in the Stadion An der Alten Försterei, located in Köpenick, Berlin, Germany.  The season covers a period from 1 July 2017 to 30 June 2018.

Georgia World Congress Center: The Georgia World Congress Center (GWCC) is a convention center in Atlanta, Georgia, USA.  Enclosing some 3.9 million ft (360,000 m) in exhibition space and hosting more than a million visitors each year, the GWCC is the third-largest convention center in the United States.  Opened in 1976, the GWCC was the first state-owned convention center established in the United States.  The center is operated on behalf of the state by the Georgia World Congress Center Authority, which was chartered in 1971 by Georgia General Assembly to develop an international trade and exhibition center in Atlanta.  The authority later developed the Georgia Dome, Centennial Olympic Park, and Mercedes-Benz Stadium, which replaced the Georgia Dome.  The Georgia Dome was closed on March 5, 2017 and is scheduled for implosion on November 20, 2017 while Mercedes-Benz Stadium officially opened on August 26, 2017.  While the GWCCA owns Mercedes-Benz Stadium, AMB Group, the parent organization for the National Football League's Atlanta Falcons and Major League Soccer's Atlanta United FC, is responsible for the stadium's operations.

Supporting paragraphs: Georgia Dome 2017 Atlanta Falcons season
Answer: 2017