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: find video game versions released in pal region.? 
Knowledge Triplets: Lost in Shadow, cvg.computer_videogame.versions, A Shadow's Tale
Ratchet & Clank: All 4 One, cvg.game_version.peripheral_classes_supported, 3D television
Ratchet & Clank: All 4 One, cvg.game_version.developer, Insomniac Games
Ratchet & Clank: All 4 One, cvg.game_version.platform, PlayStation 3
Ratchet & Clank: All 4 One, cvg.game_version.rating, m.0gml9q3
PAL region, cvg.computer_game_region.versions_released_in_this_region, A Shadow's Tale
Hudson Soft, cvg.cvg_publisher.game_versions_published, A Shadow's Tale
A Shadow's Tale, cvg.game_version.platform, Wii
A Shadow's Tale, cvg.game_version.developer, Hudson Soft
Ratchet & Clank: All 4 One, cvg.game_version.release_date, 2011-10-19
PAL region, user.avh.default_domain.ellerdale_topic.ellerdale_id, 009d-2863
Ratchet & Clank: All 4 One, cvg.computer_videogame.versions, Ratchet & Clank: All 4 One
3D television, computer.computer_peripheral_class.supporting_game_versions, Ratchet & Clank: All 4 One
Hudson Soft, cvg.cvg_developer.game_versions_developed, A Shadow's Tale
Ratchet & Clank: All 4 One, cvg.game_version.regions, PAL region
Ratchet & Clank: All 4 One, cvg.game_version.publisher, Sony Computer Entertainment Europe
PAL region, cvg.game_version.regions, Ratchet & Clank: All 4 One
A Shadow's Tale, cvg.game_version.regions, PAL region
A Shadow's Tale, cvg.game_version.publisher, Hudson Soft
Physical media, cvg.computer_game_distribution_system.games_distributed, Ratchet & Clank: All 4 One
Insomniac Games, cvg.cvg_developer.game_versions_developed, Ratchet & Clank: All 4 One
Ratchet & Clank: All 4 One, cvg.game_version.game, Ratchet & Clank: All 4 One
Sony Computer Entertainment Europe, cvg.cvg_publisher.game_versions_published, Ratchet & Clank: All 4 One
PlayStation 3, cvg.cvg_platform.games_on_this_platform, Ratchet & Clank: All 4 One
PAL region, cvg.computer_game_region.versions_released_in_this_region, Ratchet & Clank: All 4 One
Ratchet & Clank: All 4 One, cvg.game_version.distributed_through, Physical media
m.0gml9q3, cvg.computer_game_evaluation.release_rated, Ratchet & Clank: All 4 One
A Shadow's Tale, cvg.game_version.release_date, 2010-07-22
Wii, cvg.cvg_platform.games_on_this_platform, A Shadow's Tale
A Shadow's Tale, cvg.game_version.game, Lost in Shadow

Answer: Ratchet & Clank: All 4 One
A Shadow's Tale