user: You are a structured reasoning expert tasked with solving problems step by step. 
You first think about the reasoning process in the mind and then provide the answer. The reasoning process and answer should be enclosed within <think> </think> and <answer> </answer> tags, respectively, i.e., <think> reasoning process here </think> <answer> answer here </answer>. 
Given a question and the associated knowledge graph triplets (entity, relation, entity), you are asked to answer the question with these triplets and your own knowledge. 
You can break down the original question into several sub-questions and explore the given knowledge graph to solve them step-by-step. If there are multiple possible answers, choose one as the final answer. 
After thinking, when you finally reach a conclusion, clearly state the answer within <answer> </answer> tags, i.e., <answer> answer here </answer>. 
Question: greg johnson designed which video game? 
Knowledge Triplets: Starflight, cvg.computer_videogame.cvg_genre, Strategy video game
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.developer, ToeJam & Earl Productions
ToeJam & Earl, cvg.computer_videogame.game_series, ToeJam & Earl
Spider-Man and Captain America in Doctor Doom's Revenge, cvg.computer_videogame.publisher, United States of America
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.cvg_genre, Action-adventure game
Starflight, cvg.computer_videogame.cvg_genre, Role-playing video game
Starflight, cvg.computer_videogame.cvg_genre, Science Fiction
ToeJam & Earl, base.wikipedia_infobox.video_game.developer, ToeJam & Earl Productions
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.game_series, ToeJam & Earl
Greg Johnson, cvg.cvg_designer.games_designed, Starflight 2: Trade Routes of the Cloud Nebula
Starflight, base.wikipedia_infobox.video_game.platforms, Atari ST
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.developer, Visual Concepts
Greg Johnson, cvg.computer_videogame.designers, ToeJam & Earl in Panic on Funkotron
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Platform game
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.cvg_genre, Platform game
Starflight, base.wikipedia_infobox.video_game.platforms, Mac OS
Greg Johnson, people.person.place_of_birth, Passaic
ToeJam & Earl, cvg.computer_videogame.release_date, 1991-03-12
EverQuest II, cvg.computer_videogame.publisher, United States of America
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.cvg_genre, Adventure game
X3: Terran Conflict, cvg.computer_videogame.publisher, United States of America
Starflight 2: Trade Routes of the Cloud Nebula, base.wikipedia_infobox.video_game.platforms, DOS
Star Wars: Republic Commando, cvg.computer_videogame.publisher, United States of America
ToeJam & Earl, cvg.computer_videogame.publisher, Sega
Starflight 2: Trade Routes of the Cloud Nebula, base.wikipedia_infobox.video_game.developer, Electronic Arts
Starflight, cvg.computer_videogame.cvg_genre, Adventure game
Point Blank, cvg.computer_videogame.publisher, United States of America
Greg Johnson, cvg.cvg_designer.games_designed, Starflight
The Lost Crown: A Ghost-Hunting Adventure, cvg.computer_videogame.publisher, United States of America
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.release_date, 2002-10-22
Greg Johnson, people.person.date_of_birth, 1960
Starflight 2: Trade Routes of the Cloud Nebula, cvg.computer_videogame.cvg_genre, Science Fiction
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.publisher, Sega
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.designers, Greg Johnson
Greg Johnson, people.person.nationality, United States of America
Starflight 2: Trade Routes of the Cloud Nebula, cvg.computer_videogame.publisher, Electronic Arts
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.cvg_genre, Action-adventure game
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Action-adventure game
ToeJam & Earl, base.wikipedia_infobox.video_game.platforms, Sega Mega Drive
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.publisher, Sega
ToeJam & Earl III: Mission to Earth, base.wikipedia_infobox.video_game.platforms, Xbox
Starflight 2: Trade Routes of the Cloud Nebula, base.wikipedia_infobox.video_game.platforms, Amiga
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.cvg_genre, Platform game
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.cvg_genre, Action game
Starflight, base.wikipedia_infobox.video_game.developer, Electronic Arts
ToeJam & Earl, cvg.computer_videogame.designers, Greg Johnson
Realms of Arkania: Blade of Destiny, cvg.computer_videogame.publisher, United States of America
Starflight 2: Trade Routes of the Cloud Nebula, cvg.computer_videogame.designers, Greg Johnson
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.designers, Greg Johnson
ToeJam & Earl in Panic on Funkotron, base.wikipedia_infobox.video_game.developer, ToeJam & Earl Productions
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Dungeon crawl
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.versions, ToeJam & Earl III: Mission to Earth
Starflight, base.wikipedia_infobox.video_game.platforms, Commodore 64
Greg Johnson, cvg.cvg_designer.games_designed, ToeJam & Earl III: Mission to Earth
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.cvg_genre, Action game
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.versions, ToeJam & Earl in Panic on Funkotron
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.developer, ToeJam & Earl Productions
Syberia, cvg.computer_videogame.publisher, United States of America
Castrol Honda Superbike Racing, cvg.computer_videogame.publisher, United States of America
Starflight 2: Trade Routes of the Cloud Nebula, cvg.computer_videogame.versions, Starflight 2
Starflight, cvg.computer_videogame.cvg_genre, Simulation video game
International Karate +, cvg.computer_videogame.publisher, United States of America
Greg Johnson, people.person.profession, Video Game Designer
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.release_date, 1993
Greg Johnson, cvg.computer_videogame.designers, ToeJam & Earl
Starflight, base.wikipedia_infobox.video_game.platforms, Amiga
ToeJam & Earl III: Mission to Earth, base.wikipedia_infobox.video_game.developer, ToeJam & Earl Productions
Starflight, cvg.computer_videogame.developer, Binary Systems
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Roguelike
ToeJam & Earl, cvg.computer_videogame.versions, ToeJam & Earl
Greg Johnson, people.person.gender, Male
Starflight 2: Trade Routes of the Cloud Nebula, cvg.computer_videogame.release_date, 1989
Starflight 2: Trade Routes of the Cloud Nebula, base.wikipedia_infobox.video_game.platforms, Mac OS
ToeJam & Earl in Panic on Funkotron, cvg.computer_videogame.game_series, ToeJam & Earl
Starflight, base.wikipedia_infobox.video_game.platforms, Sega Mega Drive
ToeJam & Earl, cvg.computer_videogame.developer, ToeJam & Earl Productions
The Pit, cvg.computer_videogame.publisher, United States of America
Starflight, cvg.computer_videogame.release_date, 1986-08-15
Starflight, cvg.computer_videogame.versions, Starflight
Greg Johnson, cvg.cvg_designer.games_designed, ToeJam & Earl
Starflight, cvg.computer_videogame.developer, Electronic Arts
ToeJam & Earl, base.wikipedia_infobox.video_game.platforms, Wii
Arnhem, cvg.computer_videogame.publisher, United States of America
ToeJam & Earl III: Mission to Earth, cvg.computer_videogame.publisher, Microsoft Studios
The Chaos Engine 2, cvg.computer_videogame.publisher, United States of America
Greg Johnson, cvg.cvg_designer.games_designed, ToeJam & Earl in Panic on Funkotron
Greg Johnson, cvg.computer_videogame.designers, Starflight
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Action game
Video Game Designer, people.profession.people_with_this_profession, Greg Johnson
WordJong DS, cvg.computer_videogame.publisher, United States of America
Starflight, cvg.computer_videogame.publisher, Electronic Arts
ToeJam & Earl III: Mission to Earth, base.wikipedia_infobox.video_game.developer, Visual Concepts
ToeJam & Earl, cvg.computer_videogame.cvg_genre, Adventure game
Starflight, cvg.computer_videogame.designers, Greg Johnson
Passaic, location.location.people_born_here, Greg Johnson

Answer: ToeJam & Earl in Panic on Funkotron
ToeJam & Earl
Starflight
Starflight 2: Trade Routes of the Cloud Nebula
ToeJam & Earl III: Mission to Earth