input: Please answer the following: Information: - An author is narrowly defined as the originator of any written work and can thus also be described as a writer (with any distinction primarily being an implication that an author is a writer of one or more major works, such as books or plays). More broadly defined, an author is "the person who originated or gave existence to anything" and whose authorship determines responsibility for what was created. The more specific phrase published author refers to an author (especially but not necessarily of books) whose work has been independently accepted for publication by a reputable publisher , versus a self-publishing author or an unpublished one . - Craig Dirgo is an American author of techno thrillers and adventure novels , as well as non-fiction . He started off co-authoring with Clive Cussler on his non-fiction work . He soon moved to his own novels starring his character , John Taft , an agent of a fictitious US spy agency , the National Intelligence Agency . He co-authored with Cussler the first two '' Oregon Files '' novels . After running projects at Cussler 's National Underwater and Marine Agency group since 1987 , he became a trustee of the organization . - Clive Eric Cussler (born July 15, 1931) is an American adventure novelist and underwater explorer. His thriller novels, many featuring the character Dirk Pitt, have reached "The New York Times" fiction best-seller list more than 20 times. Cussler is the founder and chairman of the real-life National Underwater and Marine Agency (NUMA), which has discovered more than 60 shipwreck sites and numerous other notable underwater wrecks. He is the sole author or lead author of more than 70 books. - The National Underwater and Marine Agency (NUMA) is a private non-profit organization in the United States. Originally it was a fictional US government organization in the novels of author Clive Cussler. Cussler later created and now leads the actual organization which is dedicated to "preserving our maritime heritage through the discovery, archaeological survey and conservation of shipwreck artifacts. Additionally "NUMA does not actively seek private funding. Most of the financial support for the projects comes from the royalties from Clive Cusslers books." - Self-publishing is the publication of any book or other media by its author without the involvement of an established publisher. A self-published physical book is said to have been privately printed. The author is in control of the entire process including, for a book, the design of the cover and interior, formats, price, distribution, marketing, and public relations. The authors can do it all themselves or may outsource some or all the work to companies which offer these services. - Jack Du Brul (born October 15, 1968 in Burlington, Vermont) is an American author who writes techno-thriller novels. - The Oregon Files are a group of novels written by author Clive Cussler and co-author Craig Dirgo for the first two titles followed by co-author Jack Du Brul for the next seven titles. Starting with book 10 co-author Boyd Morrison takes over the franchise. The books follow the mysterious "Corporation" and its leader Juan Cabrillo. The "Oregon Files" come from the name of the ship on which the Corporation is based, the "Oregon". The ship's name is based on the current State University of New York Maritime College training ship the TS Empire State VI. Its original name was the "SS Oregon". - Dirk Pitt is a fictional character, the protagonist of a series of bestselling adventure/Thriller novels written by Clive Cussler. Dirk is an adventurer who seizes the opportunity to save the day. Through action-filled story lines, Pitt is portrayed as a man who is in love with the sea and does not fear pushing the envelope. The character is an avid collector of cars, a characteristic shared with his creator, Clive Cussler. - SUNY Maritime College is a maritime college located in the Bronx, New York, United States in historic Fort Schuyler on the Throggs Neck peninsula where the East River meets Long Island Sound. Founded in 1874, the SUNY Maritime College was the first college of its kind (federally approved, offering commercial nautical instruction) to be founded in the United States, and is one of only seven degree-granting maritime academies in the United States. - USTS "Empire State VI" (T-AP-1001), callsign KKFW, IMO number 5264510, is a troop ship of the United States Navy and training vessel of the United States Maritime Service. - A writer is a person who uses written words in various styles and techniques to communicate their ideas. Writers produce various forms of literary art and creative writing such as novels, short stories, poetry, plays, screenplays, and essays as well as various reports and news articles that may be of interest to the public. Writers' texts are published across a range of media. Skilled writers who are able to use language to express ideas well often contribute significantly to the cultural content of a society. The word is also used elsewhere in the arts such as songwriter but as a standalone term, "writer" normally refers to the creation of written language. Some writers work from an oral tradition. What entity does 'craig dirgo' has the relation 'occupation' with?
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output: novelist

input: Please answer the following: Information: - Diaphanidae is a taxonomic family of small sea snails , marine opisthobranch gastropod molluscs or micromollusks in the superfamily Diaphanoidea , the headshield slugs and bubble snails . The little - known species in this family have small , flimsy , almost globular shells , known as paper bubble gastropod shells . - The clade Cephalaspidea, also known as the headshield slugs and bubble snails, is a major taxon of sea slugs and bubble snails, marine gastropod mollusks within the larger clade Euopisthobranchia. Bubble shells is another common name for these families of marine gastropods, some of which have thin bubble-like shells. This clade contains more than 600 species. - Diaphanoidea is a taxonomic superfamily of small sea snails, marine opisthobranch gastropod mollusks or micromollusks in the Cephalaspidea, the headshield slugs and bubble snails. - Snail is a common name that is applied most often to land snails, terrestrial pulmonate gastropod molluscs. However, the common name "snail" is also applied to most of the members of the molluscan class Gastropoda that have a coiled shell that is large enough for the animal to retract completely into. When the word "snail" is used in this most general sense, it includes not just land snails but also thousands of species of sea snails and freshwater snails. Occasionally a few other molluscs that are not actually gastropods, such as the Monoplacophora, which superficially resemble small limpets, may also informally be referred to as "snails". What entity does 'diaphanidae' has the relation 'parent taxon' with?
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output:
cephalaspidea