Task: Explanation
Input (English): In the "Dungeons & Dragons" fantasy role-playing game, the giant troll is a type of monster. Question: what fantasy role-playing game designed by Gary Gygax and Dave Arneson uses a giant troll as a type of monster? Answer: Dungeons & Dragons
Output (English): In the Dungeons  Dragons fantasy roleplaying game, the giant troll is a type of monster.