Answer the following question: Information: - Close combat means a violent physical confrontation between two or more opponents at short range. - King of Fighters R-2, is a fighting game released by SNK in 1999 for the Neo-Geo Pocket Color handheld system. It is the only game from "The King of Fighters" series released for Neo-Geo Pocket Color. It is the sequel to "King of Fighters R-1" for the Neo-Geo Pocket, a previous generation of the handheld. - , officially abbreviated KOF, is a series of fighting games by SNK that began with "The King of Fighters '94" in 1994. - A video game genre is a classification assigned to a video game based on its gameplay interaction rather than visual or narrative differences. A video game genre is defined by a set of gameplay challenges and are classified independent of their setting or game-world content, unlike other works of fiction such as films or books. For example, a shooter game is still a shooter game, regardless of whether it takes place in a fantasy world or in outer space. - King of Fighters R - 1 is a fighting game released by SNK in 1998 for the Neo-Geo Pocket handheld system . A sequel , King of Fighters R - 2 , was released the following year . - A fighting game is a video game genre in which the player controls an on-screen character and engages in close combat with an opponent, which can be either an AI or controlled by another player. The fight matches typically consist of several rounds and take place in an arena, while each character has widely differing abilities but each is relatively viable to choose. Players must master techniques such as blocking, counter-attacking, and chaining attacks together into "combos". Since the early 1990s, most fighting games allow the player to execute special attacks by performing specific input combinations. The fighting game genre is related to but distinct from beat 'em ups, which involve large numbers of enemies against the human player. What object entity has the relation of 'series' with the subject 'king of fighters r-1'? Choices: - 2 - close combat - fiction - the following - the king of fighters
Answer:
the king of fighters