With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ruth Negga was born in the eighties.
text_B: A vertically scrolling video game or vertical scroller is a video game in which the player views the field of play principally from a top-down perspective , while the background scrolls from the top of the screen to the bottom -LRB- or , less often , from the bottom to the top -RRB- to create the illusion that the player character is moving in the game world .. video game. video game. player. Player ( game ). top-down perspective. top-down perspective. scrolls. Scrolling. player character. player character. Continuous vertical scrolling is designed to suggest the appearance of constant forward motion , such as driving .. The game sets a pace for play , and the player must react quickly to the changing environment .. player. Player ( game )
not_related.