In chess, only one side can have a king at a time. Since white has the king in this scenario, it means that green cannot technically be a playable side. However, if we assume that the green pieces are behaving as zombies and not following the regular rules of chess, we can create a scenario for entertainment purposes only. In this fictional setup, white would begin the game with its standard starting position, whereas the green "zombie" pieces would be scattered randomly across the board. The objective for white would be to either checkmate the green pieces or contain the zombie menace by preventing their further movement. To add an element of challenge, let's assume that the green pieces can only move in a straight line towards the closest white piece. The zombie pieces can only capture white pieces if they land on their square with a legal move. The game would begin with white having the advantage due to its king and the ability to make regular chess moves. However, as the game progresses, the green zombie pieces would relentlessly advance towards the white army, making it essential for white to develop a strategy to stop the zombie horde. White would have to balance defending its own pieces and king against the advancing zombies. Pieces like bishops and knights might be helpful in creating barriers and hindering the zombie movement. Pawns could be used strategically to slow the zombies down and create roadblocks. It would be an interesting and unique game, where the goal for white is not just to checkmate the opponent's king but also to survive the relentless assault of the zombies. The game would end when either white successfully protects their king while eliminating the zombies or when the zombies manage to capture the white king.

In a standard game of chess, a checkmate is a victory condition where a player's king is in a position to be captured (in "check") and there are no legal moves to remove the king from this threat. On the other hand, a stalemate occurs when a player's king is not in check, but that player has no legal moves available and is unable to make any more moves. In the specific scenario you described, where White has a king and Green is a zombie without a king, it is important to note that the concept of a checkmate or a stalemate for the Green side (zombies) would not apply in its traditional sense. Zombies do not have the ability to make moves or execute strategic moves in a game of chess. Therefore, in this context, the concept of checkmate becomes irrelevant because it can only be achieved by the White side against the Green side. A stalemate also wouldn't occur since the zombies lack the ability to make any moves in the first place. Ultimately in this scenario, the more common outcome would depend on the strategy and moves made by the White side. If the White player successfully cornered and checkmated the zombies, that would be the most likely outcome. Alternatively, if the White player was unable to accomplish this and reached a position where they had no legal moves to make, the game would end in a stalemate (also known as a draw) as long as the King is not in check by the zombies.

Racism is a deeply rooted social issue that revolves around prejudice, discrimination, and unequal treatment based on race or ethnicity. It is important to note that racism predominantly occurs within human societies and is based on distinctions among different human populations. The term "racism" cannot be applied in the same way to a situation involving multiple species, including extraterrestrial ones, as it is a human-specific concept. However, if we consider the broader idea of discrimination or biased treatment based on differences, it is possible to explore how such attitudes might manifest when interacting with extraterrestrial species in hypothetical scenarios. In works of fiction, such as movies, books, or games, it is not uncommon to find narratives that explore prejudice and discrimination between humans and extraterrestrial species. The portrayal of discriminatory attitudes displayed by some individuals or groups towards these fictional beings can often serve as social commentary or a reflection of real-world societal issues. These narratives may highlight the destructive nature of discrimination and the need for empathy, understanding, and cooperation to overcome such challenges. In reality, without evidence of the existence of extraterrestrial species or any confirmed encounters, it is not possible to accurately speculate on how humans might react or behave towards them. However, it is crucial to approach the topic of interacting with extraterrestrial life forms with acceptance, open-mindedness, and respect for potential differences that might exist. Promoting inclusivity, valuing diversity, and fostering a sense of shared humanity on Earth can be important steps to combat racism and discrimination within our own species, regardless of potential future interactions with other intelligent forms of life.