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: What did Leonardo Da Vinci and Fausto Veranzio invent? 
Knowledge Triplets: Leonardo Da Vinci: The Complete Paintings, common.topic.notable_for, g.1257bh87m
Leonardo da Vinci, law.inventor.inventions, Double hull
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, The Art of Invention
Leonardo Da Vinci, book.book.editions, The manuscripts of Leonardo da Vinci in the Institut de France : manuscript M
Fausto Veranzio, book.author.works_written, Scriptores rerum hungaricum
leonardo da vinci inspired igor ivanovich sikorsky, base.kwebbase.kwconnection.subject, Leonardo da Vinci
leonardo da vinci influenced albrecht durer, base.kwebbase.kwconnection.sentence, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
33-Barreled Organ, law.invention.inventor, Leonardo da Vinci
Leonardo da Vinci : Experience, Experiment and Design, exhibitions.exhibition.subjects, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Leda and the Swan
Leonardo da Vinci, book.book_subject.works, Theory of the living earth
Leonardo da Vinci, book.author.works_written, Codex Trivulzianus
Leonardo da Vinci, visual_art.visual_artist.artworks, Annunciation
Leonardo da Vinci, visual_art.visual_artist.artworks, Bacchus
The Art of Invention, exhibitions.exhibition.subjects, Leonardo da Vinci
Da Vinci resented that other artists, such as Raphael and Michelangelo, were fully employed., base.kwebbase.kwsentence.contains_connections, leonardo da vinci contemporary of raphael
His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced albrecht durer
Leonardo da Vinci, law.inventor.inventions, Viola organista
Leonardo da Vinci, people.person.quotations, Our life is made by the death of others.
Leonardo da Vinci, base.kwebbase.kwtopic.connections_to, niccolo machiavelli involved with project of leonardo da vinci
Fausto Veranzio, book.author.works_written, Machinae Novae
Da Vinci was apprenticed to Verrocchio in Florence under whom he worked until 1477, when he was 25., base.kwebbase.kwsentence.next_sentence, He also worked with Antonio Pollaiuolo, who is credited with teaching him anatomy.
Ten Drawings by Leonardo da Vinci from the Royal Collection, exhibitions.exhibition.exhibition_types, Drawings exhibition
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, common.topic.notable_types, Exhibition
Leonardo da Vinci, visual_art.visual_artist.artworks, Portrait of a Young Fiancée
Leonardo Da Vinci: The Complete Paintings, book.book.genre, Coffee table book
Fausto Veranzio, freebase.valuenotation.is_reviewed, Gender
leonardo da vinci influenced rene descartes, base.kwebbase.kwconnection.subject, Leonardo da Vinci
His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced niccolo fontana tartaglia
Leonardo Da Vinci: The Complete Paintings, book.written_work.subjects, Painting
leonardo da vinci work related to paolo veronese, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Leonardo da Vinci, book.author.works_written, Cuadernos de Notas
Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced rene descartes
Niccolò Machiavelli, book.book_subject.works, Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, exhibitions.exhibition.exhibition_types, Art exhibition
Leonardo da Vinci, visual_art.visual_artist.artworks, Leonardo's horse
Ten Drawings by Leonardo da Vinci from the Royal Collection, exhibitions.exhibition.venues, m.0jqjygm
Leonardo da Vinci, visual_art.visual_artist.artworks, Vitruvian Man
He was involved with a project by Da Vinci., base.kwebbase.kwsentence.kwtopic, Niccolò Machiavelli
Fausto Veranzio, book.author.works_written, Regulae cancellariae regni Hungariae
leonardo da vinci involved with niccolo machiavelli, base.kwebbase.kwconnection.other, Niccolò Machiavelli
Leonardo da Vinci, law.inventor.inventions, Aerial Screw
Armored car, law.invention.inventor, Leonardo da Vinci
leonardo da vinci employed by cesare borgia, base.kwebbase.kwconnection.sentence, In 1502, Da Vinci entered the employ of Borgia, the illegitimate son of  Pope Alexander VI.
Leonardo da Vinci, visual_art.visual_artist.artworks, The Baptism of Christ
camera obscura invention credited to leonardo da vinci, base.kwebbase.kwconnection.subject, Camera obscura
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Leonardo da Vinci : Experience, Experiment and Design
Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced thomas hobbes
And he researched the properties of water and the movement of flow and currents., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
He worked on fortifications, canals and other architectural projects., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Logica nova, book.written_work.author, Fausto Veranzio
niccolo machiavelli involved with project of leonardo da vinci, base.kwebbase.kwconnection.subject, Niccolò Machiavelli
Codex Atlanticus, book.book.editions, Leonardo da Vinci on the human body: the anatomical, physiological, and embryological drawings of Leonardo da Vinci
leonardo da vinci influenced niccolo fontana tartaglia, base.kwebbase.kwconnection.relation, influenced
Codex Atlanticus, book.book.editions, Leonardo da Vinci : drawings of textile machines
Fausto Veranzio, common.topic.article, m.02f1gl
Leonardo da Vinci, visual_art.visual_artist.artworks, g.1224tf0c
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Leonardo da Vinci Drawings of Horses from the Royal Library at Windsor Castle
Leonardo Da Vinci, book.book.editions, The manuscripts of Leonardo da Vinci in the Institut de France : manuscript H
Leonardo da Vinci, visual_art.visual_artist.artworks, The Virgin and Child with St. Anne
Leonardo da Vinci, visual_art.visual_artist.artworks, The Holy Infants Embracing
Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced andreas vesalius
leonardo da vinci influenced thomas hobbes, base.kwebbase.kwconnection.subject, Leonardo da Vinci
leonardo da vinci influenced luca signorelli, base.kwebbase.kwconnection.sentence, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
Leonardo Da Vinci: The Complete Paintings, common.topic.notable_types, Book
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, (Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.)
His work related to that of Veronese., base.kwebbase.kwsentence.contains_connections, leonardo da vinci work related to paolo veronese
leonardo da vinci work related to paolo veronese, base.kwebbase.kwconnection.sentence, His work related to that of Veronese.
Codex Atlanticus, book.book.editions, Leonardo da Vinci : engineer and architect
Leonardo da Vinci, law.inventor.inventions, Triple Barrel Canon
paolo dal pozzo toscanelli work related to leonardo da vinci, base.kwebbase.kwconnection.sentence, His work also related to that of Kepler, and artists Uccello, Durer and Da Vinci.
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, exhibitions.exhibition.subjects, Sculpture
Leonardo da Vinci, law.inventor.inventions, Armored car
Leonardo da Vinci, base.kwebbase.kwtopic.connections_from, leonardo da vinci involved with niccolo machiavelli
holy roman emperor maximilian i commissioned leonardo da vinci, base.kwebbase.kwconnection.sentence, Commissioned work by Da Vinci.
Leonardo da Vinci, visual_art.visual_artist.artworks, g.1239jd9p
He was involved with a project by Da Vinci., base.kwebbase.kwsentence.contains_connections, niccolo machiavelli involved with project of leonardo da vinci
Da Vinci resented that other artists, such as Raphael and Michelangelo, were fully employed., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, exhibitions.exhibition.venues, m.06457ml
Leonardo da Vinci, base.argumentmaps.innovator.original_ideas, Viola organista
camera obscura invention credited to leonardo da vinci, base.kwebbase.kwconnection.relation, invention credited to
Fausto Veranzio, freebase.valuenotation.is_reviewed, Place of birth
Leonardo da Vinci, law.inventor.inventions, Anemometer
Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Horse and Rider
cesare borgia employed leonardo da vinci, base.kwebbase.kwconnection.sentence, He employed Da Vinci.
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Da Vinci was apprenticed to Verrocchio in Florence under whom he worked until 1477, when he was 25.
Roger D. Masters, book.author.works_written, Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History
Leonardo da Vinci, visual_art.visual_artist.artworks, Virgin of the Rocks
Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced francis bacon
Fausto Veranzio, common.topic.notable_for, g.1258tztyc
leonardo da vinci work related to paolo veronese, base.kwebbase.kwconnection.other, Paolo Veronese
Leonardo da Vinci, visual_art.visual_artist.artworks, g.121wt37c
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Da Vinci resented that other artists, such as Raphael and Michelangelo, were fully employed.
Aerial Screw, law.invention.inventor, Leonardo da Vinci
Leonardo da Vinci, law.inventor.inventions, Parachute
In 1506, Da Vinci was called to Milan by the French governor., base.kwebbase.kwsentence.previous_sentence, (Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.)
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, common.topic.notable_for, g.12554m6r_
leonardo da vinci influenced francis bacon, base.kwebbase.kwconnection.sentence, Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work.
Fausto Veranzio, book.author.works_written, Logica nova
Leonardo da Vinci: Drawings from the Biblioteca Reale in Turin, exhibitions.exhibition.venues, m.0636zp0
Da Vinci - The Genius, exhibitions.exhibition.subjects, Leonardo da Vinci
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, exhibitions.exhibition.subjects, Leonardo da Vinci
leonardo da vinci written about by giovanni battista venturi, base.kwebbase.kwconnection.sentence, Venturi wrote about his work.
Leonardo da Vinci, book.author.works_written, Paris Manuscripts
Leonardo da Vinci, Master Draftsman, exhibitions.exhibition.subjects, Leonardo da Vinci
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, And he researched the properties of water and the movement of flow and currents.
Fausto Veranzio, common.topic.image, Antun Vrancic by Martin Rota
leonardo da vinci work related to paolo veronese, base.kwebbase.kwconnection.relation, work related to
Ten Drawings by Leonardo da Vinci from the Royal Collection, exhibitions.exhibition.subjects, Leonardo da Vinci
Leonardo Da Vinci: The Complete Paintings, book.written_work.author, Pietro Marani
Leonardo Da Vinci: The Complete Paintings, book.written_work.subjects, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Portrait of a man in red chalk
Leonardo da Vinci, visual_art.visual_artist.artworks, Ginevra de' Benci
Leonardo da Vinci, law.inventor.inventions, 33-Barreled Organ
Leonardo da Vinci, book.book_subject.works, Leonardo Da Vinci: The Complete Paintings
Leonardo Da Vinci, book.book.editions, The manuscripts of Leonardo da Vinci in the Institut de France : manuscript D
Fausto Veranzio, people.person.profession, Scientist
Leonardo Da Vinci, book.book.editions, The manuscripts of Leonardo da Vinci in the Institut de France : manuscript F
leonardo da vinci influenced leon battista alberti, base.kwebbase.kwconnection.sentence, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
Leonardo Da Vinci: The Complete Paintings, common.topic.article, m.06_nzr8
Leonardo da Vinci, book.book_subject.works, Leonardo Da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Salvator Mundi
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.book.editions, Fortune is a river : Leonardo da Vinci and Niccolò Machiavelli's magnificent dream to change the course of Florentine history
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention
Fausto Veranzio, book.author.works_written, Logika oblikovana samim svojim dokazima
His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced leon battista alberti
Leonardo, paintings and drawings, book.written_work.author, Leonardo da Vinci
Leonardo da Vinci, base.kwebbase.kwtopic.connections_from, leonardo da vinci work related to paolo veronese
Leonardo Da Vinci, book.book.editions, The manuscripts of Leonardo da Vinci in the Institut de France : manuscript K
Sculpture, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Exceptionally inventive and versatile, Da Vinci designed mobile bridges, mortars, other items of artillery, naval weapons, and armored fighting vehicles.
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, His work related to that of Veronese.
Ten Drawings by Leonardo da Vinci from the Royal Collection, common.topic.notable_for, g.125bvnm_w
This work influenced his colleague, Pacioli and later Da Vinci and Durer., base.kwebbase.kwsentence.contains_connections, piero della francesca influenced leonardo da vinci
Leonardo da Vinci, book.book_subject.works, Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History
(Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.), base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
leonardo da vinci employed by cesare borgia, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, The Virgin and Child with St Anne and St John the Baptist
Leonardo da Vinci, visual_art.visual_artist.artworks, Drapery for a Seated Figure
Leonardo da Vinci, law.invention.inventor, Parachute
Ten Drawings by Leonardo da Vinci from the Royal Collection, exhibitions.exhibition.venues, m.04lq08g
camera obscura invention credited to leonardo da vinci, base.kwebbase.kwconnection.other, Leonardo da Vinci
leonardo da vinci influenced niccolo fontana tartaglia, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Virtue and Beauty: Leonardo's \"Ginevra de Benci\" and Renaissance Portraits of Women, exhibitions.exhibition.subjects, Leonardo da Vinci
Leonardo da Vinci, Master Draftsman, common.topic.notable_for, g.1257j4g4s
leonardo da vinci inspired igor ivanovich sikorsky, base.kwebbase.kwconnection.sentence, (Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.)
leonardo da vinci influenced peter paul rubens, base.kwebbase.kwconnection.sentence, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
Leonardo da Vinci : Experience, Experiment and Design, common.topic.notable_for, g.125g10cfr
Anemometer, law.invention.inventor, Leonardo da Vinci
piero della francesca influenced leonardo da vinci, base.kwebbase.kwconnection.sentence, This work influenced his colleague, Pacioli and later Da Vinci and Durer.
Fausto Veranzio, book.author.works_written, Popis dalmatinskih riječi koje su Mađari prihvatili
During his stay in Florence, Da Vinci painted the \"Mona Lisa\"., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia., base.kwebbase.kwsentence.contains_connections, leonardo da vinci influenced luca signorelli
Leonardo da Vinci: Drawings from the Biblioteca Reale in Turin, exhibitions.exhibition.subjects, Leonardo da Vinci
His work related to that of Veronese., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, In 1502, Da Vinci entered the employ of Borgia, the illegitimate son of  Pope Alexander VI.
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, His scientific imagination, his drawings and notebooks have inspired both artists and scientists through the centuries.
Leonardo da Vinci, visual_art.visual_artist.artworks, The Last Supper
cesare borgia employed leonardo da vinci, base.kwebbase.kwconnection.other, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Portrait of a Musician
Fausto Veranzio, book.author.works_written, Machinae novae Fausti Verantii Siceni cum declaratione Latina Italica Hispanica Gallica et Germanica
Leonardo da Vinci, book.book_subject.works, Da Vinci
Renaissance architecture, architecture.architectural_style.architects, Leonardo da Vinci
leonardo da vinci involved with niccolo machiavelli, base.kwebbase.kwconnection.subject, Leonardo da Vinci
(Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.), base.kwebbase.kwsentence.contains_connections, leonardo da vinci inspired igor ivanovich sikorsky
Leonardo da Vinci, people.person.profession, Inventor
leonardo da vinci met luca pacioli, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Double hull, law.invention.inventor, Leonardo da Vinci
Viola organista, law.invention.inventor, Leonardo da Vinci
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.book.genre, Non-fiction
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.book.editions, Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History
leonardo da vinci influenced thomas hobbes, base.kwebbase.kwconnection.sentence, Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work.
Leonardo da Vinci, visual_art.visual_artist.artworks, Adoration of the Magi
Leonardo da Vinci, visual_art.visual_artist.artworks, St. Jerome in the Wilderness
Leonardo da Vinci, law.inventor.inventions, Ornithopter
leonardo da vinci influenced andreas vesalius, base.kwebbase.kwconnection.sentence, Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work.
Fausto Veranzio, common.topic.image, Homo Volans
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, He also worked with Antonio Pollaiuolo, who is credited with teaching him anatomy.
He designed sets and props that were used in pageants for the duke's court., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, He designed sets and props that were used in pageants for the duke's court.
Fausto Veranzio, law.inventor.inventions, Parachute
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, common.topic.notable_types, Book
Triple Barrel Canon, law.invention.inventor, Leonardo da Vinci
Parachute, law.invention.inventor, Fausto Veranzio
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, His notebooks were a dazzling display of thought, observation, and beautiful drawings.
Leonardo da Vinci, book.author.works_written, Codex Urbinas
Fausto Veranzio, common.topic.notable_types, Inventor
Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention, common.topic.notable_for, g.125b9ktms
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Though a brilliant painter, he left only a small body of pictorial work.
Leonardo da Vinci, architecture.architect.architectural_style, Renaissance architecture
Da Vinci was apprenticed to Verrocchio in Florence under whom he worked until 1477, when he was 25., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci, book.author.works_written, Il paragone delle arti
Leonardo da Vinci, people.person.profession, Mathematician
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Virtue and Beauty: Leonardo's \"Ginevra de Benci\" and Renaissance Portraits of Women
Fausto Veranzio, people.person.profession, Inventor
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Da Vinci - The Genius
Leonardo da Vinci, law.inventor.inventions, Diving suit
He worked on fortifications, canals and other architectural projects., base.kwebbase.kwsentence.previous_sentence, Exceptionally inventive and versatile, Da Vinci designed mobile bridges, mortars, other items of artillery, naval weapons, and armored fighting vehicles.
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.written_work.author, Roger D. Masters
In 1502, Da Vinci entered the employ of Borgia, the illegitimate son of  Pope Alexander VI., base.kwebbase.kwsentence.contains_connections, leonardo da vinci employed by cesare borgia
(Four centuries later, his ideas on flight stimulated Russian aviation expert Sikorsky to develop the helicopter.), base.kwebbase.kwsentence.next_sentence, In 1506, Da Vinci was called to Milan by the French governor.
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Ten Drawings by Leonardo da Vinci from the Royal Collection
Fausto Veranzio, common.topic.image, Homo volans
m.06457ml, exhibitions.exhibition_run.exhibition, Leonardo da Vinci and the Art of Sculpture: Inspiration and Invention
Da Vinci spent every spare moment in the pursuit of science., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci, people.person.quotations, I have offended God and mankind because my work didn't reach the quality it should have.
niccolo machiavelli involved with project of leonardo da vinci, base.kwebbase.kwconnection.sentence, He was involved with a project by Da Vinci.
In 1502, Da Vinci entered the employ of Borgia, the illegitimate son of  Pope Alexander VI., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Leonardo da Vinci: Drawings from the Biblioteca Reale in Turin, common.topic.notable_types, Exhibition
leonardo da vinci written about by giovanni battista venturi, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Parachute, law.invention.inventor, Leonardo da Vinci
Leonardo da Vinci, people.person.profession, Sculptor
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.written_work.subjects, Niccolò Machiavelli
Leonardo da Vinci, book.author.works_written, Codex on the Flight of Birds
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, book.written_work.subjects, Leonardo da Vinci
leonardo da vinci influenced albrecht durer, base.kwebbase.kwconnection.subject, Leonardo da Vinci
lorenzo de' medici patron of leonardo da vinci, base.kwebbase.kwconnection.sentence, Artists under his protection included Botticelli , Verrochio and Verrochio's pupil, da Vinci .
leonardo da vinci influenced luca signorelli, base.kwebbase.kwconnection.subject, Leonardo da Vinci
Fausto Veranzio, book.author.works_written, Ethica christiana
leonardo da vinci influenced niccolo fontana tartaglia, base.kwebbase.kwconnection.sentence, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
Fausto Veranzio, book.author.works_written, De Slavinis seu Sarmatis in Dalmatia
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, He worked on fortifications, canals and other architectural projects.
Fortune is a River: Leonardo Da Vinci and Niccolo Machiavelli's Magnificent Dream to Change the Course of Florentine History, common.topic.article, m.075g504
Leonardo Da Vinci: The Complete Paintings, book.book.editions, Leonardo Da Vinci: The Complete Paintings
Exceptionally inventive and versatile, Da Vinci designed mobile bridges, mortars, other items of artillery, naval weapons, and armored fighting vehicles., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Exceptionally inventive and versatile, Da Vinci designed mobile bridges, mortars, other items of artillery, naval weapons, and armored fighting vehicles., base.kwebbase.kwsentence.next_sentence, He worked on fortifications, canals and other architectural projects.
Leonardo da Vinci, people.person.quotations, A good painter is to paint two main things, men and the working of man's mind.
niccolo machiavelli involved with project of leonardo da vinci, base.kwebbase.kwconnection.other, Leonardo da Vinci
Leonardo da Vinci, visual_art.visual_artist.artworks, Head of a Woman
Leonardo da Vinci, visual_art.visual_artist.artworks, The Battle of Anghiari
Leonardo da Vinci, visual_art.visual_artist.artworks, Sala delle Asse
In 1506, Da Vinci was called to Milan by the French governor., base.kwebbase.kwsentence.kwtopic, Leonardo da Vinci
Fausto Veranzio, book.author.works_written, Život nikoliko izabranih divic
Leonardo da Vinci, common.topic.image, Photo of a building of rough stone with small windows, surrounded by olive trees.
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Almost numb with boredom, Da Vinci agreed to join the service of Francis I, the young king of France.
Leonardo da Vinci, base.kwebbase.kwtopic.connections_to, camera obscura invention credited to leonardo da vinci
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work.
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, Francis designated him his premier painter, architect and mechanic.
Fausto Veranzio, book.author.works_written, Dictionarium quinque nobilissimarum Europæ linguarum, Latinæ, Italicæ, Germanicæ, Dalmatiæ, & Vngaricæ
Ornithopter, law.invention.inventor, Leonardo da Vinci
Leonardo da Vinci, book.author.works_written, Codex Madrid
Ten Drawings by Leonardo da Vinci from the Royal Collection, common.topic.notable_types, Exhibition
paolo dal pozzo toscanelli work related to leonardo da vinci, base.kwebbase.kwconnection.other, Leonardo da Vinci
leonardo da vinci met luca pacioli, base.kwebbase.kwconnection.relation, met
Leonardo da Vinci, exhibitions.exhibition_subject.exhibitions_created_about_this_subject, Leonardo da Vinci: Drawings from the Biblioteca Reale in Turin
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, In 1506, Da Vinci was called to Milan by the French governor.
leonardo da vinci contemporary of raphael, base.kwebbase.kwconnection.sentence, Da Vinci resented that other artists, such as Raphael and Michelangelo, were fully employed.
Leonardo da Vinci: Drawings from the Biblioteca Reale in Turin, common.topic.notable_for, g.1256bxsdw
leonardo da vinci influenced rene descartes, base.kwebbase.kwconnection.sentence, Anatomist Vesalius and philosophers Francis Bacon, Hobbes and Descartes were all inspired by Da Vinci's work.
Leonardo da Vinci, visual_art.visual_artist.artworks, Lady with an Ermine
leonardo da vinci involved with niccolo machiavelli, base.kwebbase.kwconnection.relation, involved with
Fausto Veranzio, law.invention.inventor, Parachute
Leonardo da Vinci, visual_art.visual_artist.artworks, La belle ferronnière
Leonardo da Vinci, visual_art.visual_artist.artworks, g.12314dm1
Diving suit, law.invention.inventor, Leonardo da Vinci
Regulae cancellariae regni Hungariae, book.written_work.author, Fausto Veranzio
Leonardo da Vinci, base.kwebbase.kwtopic.has_sentences, His work influenced that of Alberti, Durer, Signorelli, Rubens  and Tartaglia.
Leonardo da Vinci, visual_art.visual_artist.artworks, Medusa
Leonardo da Vinci, book.author.works_written, Art and Mathematics
Leonardo da Vinci Drawings of Horses from the Royal Library at Windsor Castle, exhibitions.exhibition.subjects, Leonardo da Vinci

Answer: Parachute