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: Who is credited with producing the Denise Dating radio show? 
Knowledge Triplets: American Top 40, broadcast.content.production_start, 1970-07-04
TV Episode, type.type.expected_by, Episode
TV Episode, freebase.type_profile.published, Published
TV Episode, type.type.expected_by, Final TV Appearance
TV Episode, type.type.expected_by, EpisodeName
TV Episode, type.type.properties, TheTVDB.com ID
TV Episode, type.type.expected_by, Followed By
TV Episode, type.type.expected_by, Final TV appearance
TV Episode, freebase.type_profile.strict_included_types, Abstract
TV Episode, type.type.properties, Songs
Denise Dating, common.topic.notable_types, TV Episode
TV Episode, type.type.expected_by, First TV appearance
TV Episode, type.type.properties, Series
TV Episode, type.type.expected_by, Preceded By
TV Episode, type.type.properties, Original Broadcast Rating
Ryan Seacrest, broadcast.artist.content, On Air with Ryan Seacrest
On Air with Ryan Seacrest, broadcast.broadcast.distributor, Premiere Networks
TV Episode, type.type.properties, Part of multipart episode
TV Episode, type.type.expected_by, References
On Air with Ryan Seacrest, user.zsi_editorial.editorial.topic.comments, ZSI on On Air with Ryan Seacrest
TV Episode, type.type.expected_by, TV Episodes Directed
Ryan Seacrest, broadcast.artist.content, American Top 40
TV Episode, type.type.expected_by, Previous episode
TV Episode, type.type.expected_by, episode
TV Episode, type.type.properties, Original air date
TV Episode, type.type.properties, Episode number
TV Episode, type.type.properties, Director
TV Episode, freebase.type_profile.kind, Definition
TV Episode, type.type.expected_by, TV episodes filmed here
Premiere Networks, broadcast.distributor.distributes, American Top 40
American Top 40, user.zsi_editorial.editorial.topic.comments, ZSI on American Top 40
TV Episode, type.type.expected_by, tv_next_episode
TV Episode, freebase.type_profile.strict_included_types, Non-Agent
TV Episode, freebase.type_hints.included_types, Topic
Denise Dating, common.topic.notable_for, g.1255tj1xb
TV Episode, type.type.expected_by, TV Episode
TV Episode, type.type.properties, Subjects
ZSI on On Air with Ryan Seacrest, user.zsi_editorial.editorial.comment.target, On Air with Ryan Seacrest
TV Episode, type.type.expected_by, TV Episodes Written
American Top 40, broadcast.broadcast.distributor, Premiere Networks
TV Episode, type.type.properties, Producers
TV Episode, type.type.properties, Segments
TV Episode, type.type.expected_by, Next episode
Ryan Seacrest, base.yupgrade.user.topics, American Top 40
TV Episode, type.type.properties, Filming locations
TV Episode, type.type.properties, Next episode
TV Episode, type.type.properties, Writer
Topic, freebase.type_profile.published, Published
TV Episode, type.type.properties, Production number
Premiere Networks, broadcast.distributor.distributes, On Air with Ryan Seacrest
TV Episode, type.type.properties, TVRage Episode ID
American Top 40, user.avh.default_domain.ellerdale_topic.ellerdale_id, 0082-90d6
TV Episode, type.type.expected_by, previous_episode
ZSI on American Top 40, user.zsi_editorial.editorial.comment.target, American Top 40
TV Episode, freebase.type_profile.strict_included_types, Inanimate
On Air with Ryan Seacrest, broadcast.content.location, United States of America
TV Episode, type.type.properties, Other crew
TV Episode, type.type.domain, TV
TV Episode, common.topic.article, m.07jpv__
American Top 40, broadcast.content.artist, Ryan Seacrest
TV Episode, type.type.expected_by, Last episode
TV Episode, freebase.type_profile.strict_included_types, Topic
TV Episode, type.type.properties, Season
TV Episode, type.type.properties, Season number
TV Episode, type.type.expected_by, tv_episodes
TV Episode, type.type.properties, Previous episode
TV Episode, type.type.expected_by, TV episodes
TV Episode, type.type.properties, Personal appearances
American Top 40, broadcast.content.location, United States of America
TV Episode, type.type.expected_by, TV Episodes
On Air with Ryan Seacrest, broadcast.content.artist, Ryan Seacrest
TV Episode, type.type.properties, Performances
American Top 40, base.schemastaging.context_name.pronunciation, g.125_rlg4g
TV Episode, type.type.expected_by, Episodes
TV, type.domain.types, TV Episode
m.0r3cbk7, dataworld.gardening_hint.last_referenced_by, On Air with Ryan Seacrest

Answer: American Top 40
On Air with Ryan Seacrest