Transport = Taxi, Bus, Train, Car
Games = Pacman, Mario, Tetris, Minecraft
Programming = Python, Ruby, Java, Pascal
Obelisk = Statue, Pyramid, Temple, Tower
Books = Villain, Hero, Monster, Sidekick
Fish = Whale, Dolphin, Shark, Stingray
Mythology God = Zeus, Thor, Odin, Loki
Space = Planet, Galaxy, Star, Asteroid
Ocean = Tide, Wave, Reef, Fish
Pizza = Tomato, Cheese, Basil, Pepperoni
Technologies = Internet, Space, Programming, Games
Journey = Map, Road, Obelisk, Transport
Library = Books, Card, Index, Shelf, Paper