Question: What is the newest madden game for ps4?

Disambiguated questions and answers:
context: "Madden NFL 18" was released on August 25, 2017. The game is the first in the series to be developed in the Frostbite Engine, and incorporates a story mode titled Longshot Mode, akin to "The Journey" in FIFA 17. It was announced that New England Patriots quarterback Tom Brady would be on the cover, marking the second consecutive year where a Patriot will be on the cover. Furthermore, an enhanced G.O.A.T edition was also announced.
question: What is the newest madden game for ps4 coming out in 2017?
short_answers: Madden NFL 18
wikipage: Madden NFL

context: "Madden NFL 17" was released on August 23, 2016. The features in the game include an upgrade of the Ground Game, a redesigned and better Franchise Mode, "Madden 365", new Ball Carrier UI Prompts, the new Path Assist and more. New England Patriots tight end Rob Gronkowski serves as the cover athlete.
question: What is the newest madden game for ps4 coming out in 2016?
short_answers: Madden NFL 17
wikipage: Madden NFL

context: No context provided
question: What is the newest madden game for ps4 coming out in 2015?
short_answers: Madden NFL 16

Long answers:
knowledge: content: Madden NFL 22 is an American football video game based on the National Football League (NFL), developed by EA Tiburon and published by Electronic Arts. It is an installment of the long-running Madden NFL series, and was released for Microsoft Windows, PlayStation 4, PlayStation 5, Stadia, Xbox One, and Xbox Series X/S on August 20, 2021.
wikipage: Madden NFL 22

content: Madden NFL 21 is an American football video game based on the National Football League (NFL), developed by EA Tiburon and published by Electronic Arts. It is an installment of the long-running Madden NFL series. It was released for Microsoft Windows, PlayStation 4 and Xbox One on August 28, 2020, and for PlayStation 5 and Xbox Series X/S on December 4, 2020.
wikipage: Madden NFL 21

content: Madden NFL 20 is an American football video game based on the National Football League (NFL), developed by EA Tiburon and published by Electronic Arts. The latest installment in the long-running Madden NFL series, the game was released for PlayStation 4, Xbox One, and Microsoft Windows on August 2, 2019.
wikipage: Madden NFL 20

content: Madden NFL 19 is an American football sports video game based on the National Football League (NFL), developed and published by EA Sports.
wikipage: Madden NFL 19

content: An installment in the long-running Madden NFL series, the game was released for PlayStation 4, Xbox One, and Microsoft Windows on August 10, 2018, the first time it released for the latter since Madden NFL 08.
wikipage: Madden NFL 19

content: The PlayStation 4 (PS4) is a home video game console developed by Sony Computer Entertainment.
wikipage: PlayStation 4
long_answer: The Madden NFL series video games Madden NFL 22, Madden NFL 21, Madden NFL 20, and Madden NFL 19 were released for the PS4 in 2021, 2020, 2019, and 2018, respectively. The newest Madden game for the PS4 that came out in 2017 was Madden NFL 18, that came out in 2016 was Madden NFL 17, and that came out in 2015 was Madden NFL 16.