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 was the emperor before nero? 
Knowledge Triplets: Nero, common.topic.article, m.05fcc
Eunomius of Cyzicus, people.person.place_of_birth, Roman Empire
The History of the Decline and Fall of the Roman Empire: Vol. 5, book.written_work.subjects, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.0jmx43y
Tiberius, people.person.gender, Male
Roman Empire, military.military_combatant.military_commanders, m.048zt4f
Roman Empire, military.military_combatant.military_conflicts, m.04yyn4w
Roman emperor, people.profession.people_with_this_profession, Maximinus Thrax
Germanicus, people.person.parents, Tiberius
I, Claudius, book.book.characters, Gaius Octavian
Roman Empire, location.location.people_born_here, Augustine of Hippo
Roman emperor, common.topic.notable_for, g.1255c4yxd
Nero, freebase.valuenotation.is_reviewed, Country of nationality
Emperor, royalty.noble_rank.gender, Male
The Age of Constantine the Great, book.written_work.subjects, Roman Empire
m.0gdnqm7, film.performance.character, Nero
Roman emperor, people.profession.people_with_this_profession, Pertinax
m.02vc857, film.performance.character, Nero
The Last Emperor, film.film.featured_film_locations, Rome
Roman Empire, book.book_subject.works, The Roman Empire and Its Germanic Peoples
Nero Claudius Caesar Augustus Germanicus, common.image.appears_in_topic_gallery, October 13
Roman Empire, location.location.contains, Cilicia
m.0k15zv, film.performance.character, Nero
Roman Empire, royalty.system_of_nobility.titles, m.0gf9wnr
Lucifer of Cagliari, people.person.place_of_birth, Roman Empire
Roman Empire, common.topic.image, Roman Empire 117 AD
Nero, film.film_character.portrayed_in_films, m.011l6p0v
Nero, people.person.parents, Agrippina the Younger
Claudia Augusta, people.person.parents, Nero
Nero, film.film_character.portrayed_in_films, m.0yt3j3h
Roman Empire, book.book_subject.works, Memoirs of Hadrian
Nero, common.topic.article, m.0j2sftr
m.0cgnd4y, film.performance.character, Nero
The History of the Decline and Fall of the Roman Empire: Vol. 1, book.written_work.subjects, Roman Empire
Nero Claudius Caesar Augustus Germanicus, common.image.appears_in_topic_gallery, Nero
Julio-Claudian dynasty, royalty.royal_line.monarchs_from_this_line, Augustus
m.0j2sbkg, film.performance.character, Nero
Roman Empire, common.topic.notable_for, g.1255jhsl0
Roman Empire, book.book_subject.works, The Age of Constantine the Great
The History of the Decline and Fall of the Roman Empire: Vol. 6, book.written_work.subjects, Roman Empire
Nero, people.person.profession, Roman emperor
Nero, common.topic.notable_types, Monarch
Roman emperor, people.profession.people_with_this_profession, Publius Septimius Geta
Nero, film.film_character.portrayed_in_films, m.0jzgch
Augustus, people.person.children, Tiberius
Tiberius, people.person.profession, Roman emperor
The Emperor's New Clothes, film.film.featured_film_locations, Rome
Assisted suicide, people.cause_of_death.people, Nero
Roman Empire, military.military_combatant.military_conflicts, m.048zt8g
Nero, common.topic.article, m.0n3h951
m.09rp132, base.arthist.provenienciaadat.helynev, Rome
Nero, tv.tv_character.appeared_in_tv_program, m.075q228
Alexius of Rome, people.deceased_person.place_of_death, Roman Empire
m.0gz6x2t, tv.regular_tv_appearance.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yz542
Titus, people.person.nationality, Roman Empire
Agrippina the Younger, people.person.children, Nero
Augustus, common.topic.notable_types, Monarch
m.0b7hjs5, military.force_strength.combatant, Roman Empire
The Last Emperor, film.film.country, Italy
Antoninus Pius, common.topic.notable_types, Monarch
Nero, people.person.spouse_s, m.0v_7l33
Roman Empire, military.military_combatant.military_conflicts, m.04yyndt
m.048zs__, military.military_command.military_combatant, Roman Empire
m.0ws8w38, location.partial_containment_relationship.partially_contains, Roman Empire
m.0nfmc30, government.government_position_held.basic_title, Roman emperor
Nero, people.person.religion, Paganism
Domitian, people.person.profession, Roman emperor
The History of the Decline and Fall of the Roman Empire: Vol. 2, book.written_work.subjects, Roman Empire
Roman Empire, film.film_subject.films, Gladiator
Nero, opera.opera_character.operas_appears_in, m.05h8l4n
Julio-Claudian dynasty, book.book_subject.works, I, Claudius
Nero, film.film_character.portrayed_in_films, m.0lzdyvh
Nero, royalty.monarch.royal_line, Julio-Claudian dynasty
m.048zt0d, military.military_command.military_commander, Vespasian
Roman Empire, military.military_combatant.military_conflicts, m.04yynj8
m.09x_01s, common.webpage.topic, Nero
Roman emperor, common.topic.webpage, m.0b47v1h
The History of the Decline and Fall of the Roman Empire: Vol. 6, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 5
Roman Empire, military.military_combatant.military_commanders, m.0b7hhs4
Roman Empire, common.topic.image, m.0291myr
Roman Empire, military.military_combatant.military_conflicts, m.0fs8d74
Roman Empire, military.military_combatant.military_conflicts, m.04z0r85
Roman Empire, location.location.people_born_here, g.121p62yj
Julio-Claudian dynasty, royalty.royal_line.monarchs_from_this_line, Claudius
Nero, people.person.religion, Religion in ancient Rome
Roman emperor, fictional_universe.character_occupation.characters_with_this_occupation, Gaius Octavian
Nero Claudius Caesar Augustus Germanicus, common.image.size, m.03s7s88
Nero, common.image.size, m.04y0yz7
Nero, people.deceased_person.place_of_death, Rome
Nero, film.film_character.portrayed_in_films, m.011fdlz6
Augustus, people.person.place_of_birth, Rome
Nero, opera.opera_character.operas_appears_in, m.0bc1pq_
Roman Empire, military.military_combatant.military_conflicts, m.04yyx6k
The History of the Decline and Fall of the Roman Empire: Vol. 2, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 1
Roman Empire, military.military_combatant.military_conflicts, m.0648xgk
m.05byjn5, opera.opera_character_voice.character, Nero
Marcus Aurelius, common.topic.notable_types, Monarch
Titus, people.person.profession, Roman emperor
Hadrian, people.person.profession, Roman emperor
Nero, fictional_universe.person_in_fiction.representations_in_fiction, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yyp3_
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 3
Roman Empire, military.military_combatant.military_conflicts, m.04yynbg
Roman Empire, base.ontologies.ontology_instance.equivalent_instances, m.07nfqr2
Roman Empire, military.military_combatant.military_commanders, m.048zt0d
I, Claudius, book.written_work.subjects, Julio-Claudian dynasty
Roman emperor, people.profession.people_with_this_profession, Marcus Aurelius
Nero, common.topic.article, m.075q2r0
Roman Empire, military.military_combatant.military_conflicts, m.04yyl91
Julio-Claudian dynasty, royalty.royal_line.monarchs_from_this_line, Nero
Roman emperor, people.profession.people_with_this_profession, Didius Julianus
Roman emperor, people.profession.people_with_this_profession, Tiberius
m.0b7hhs4, military.military_command.military_combatant, Roman Empire
Roman Empire, base.schemastaging.context_name.pronunciation, g.125_qw5d4
Trajan, people.person.profession, Roman emperor
Nero, people.person.children, Claudia Augusta
Roman Empire, location.location.people_born_here, Paul I of Constantinople
Roman Empire, military.military_combatant.military_commanders, m.048zt46
m.0b45xgs, common.webpage.topic, Nero
m.0gf9wj4, royalty.system_title_relationship.system, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.04ytytf
Tiberius, people.person.place_of_birth, Rome
Antoninus Pius, people.person.children, Marcus Aurelius
Publius Quinctilius Varus, common.topic.notable_types, Politician
m.075q228, tv.regular_tv_appearance.character, Nero
Nero, common.topic.notable_for, g.12556r6j_
Nero, film.film_character.portrayed_in_films, m.0hyq70s
Augustus, freebase.valuenotation.is_reviewed, Date of birth
Gladiator, film.film.subjects, Roman Empire
The Gladiator, book.written_work.subjects, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.05prg15
Nero, people.person.spouse_s, m.0j4kdc2
Roman Empire, location.location.people_born_here, Lucifer of Cagliari
Roman Empire, military.military_combatant.military_conflicts, m.04yypmf
Roman Empire, book.book_subject.works, Centurion
Roman emperor, people.profession.people_with_this_profession, Macrinus
Roman emperor, people.profession.people_with_this_profession, Titus
Nero, opera.opera_character.operas_appears_in, m.04ll1br
Gaius Octavian, fictional_universe.fictional_character.gender, Male
Roman emperor, common.topic.notable_types, Character Occupation
Publius Quinctilius Varus, people.person.place_of_birth, Roman Empire
Gaius Octavian, book.book_character.appears_in_book, I, Claudius
Roman Empire, location.location.people_born_here, Maximilian
Tiberius, people.deceased_person.place_of_death, Miseno
Roman Empire, base.services.costume_styles.costume_shop, Costumes Empire
Agrippina the Younger, common.topic.notable_for, g.1259s66cm
Roman Empire, location.country.official_language, Latin Language
Nero, people.deceased_person.cause_of_death, Assisted suicide
Nero, film.film_character.portrayed_in_films, m.0cgnd4y
Roman Empire, common.topic.subject_of, Ephesus
Roman Empire, military.military_combatant.military_conflicts, m.04yypjc
Nero, common.topic.notable_for, g.1256r8_py
Roman Empire, military.military_combatant.military_conflicts, m.05cbwst
Nero, common.image.appears_in_topic_gallery, Nero
m.0n3h8nj, film.performance.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.0c05v9w
Rome, film.film_location.featured_in_films, The Emperor's New Clothes
Nero, common.topic.webpage, m.09x_01s
Roman emperor, people.profession.people_with_this_profession, Vespasian
Roman Empire, military.military_combatant.military_conflicts, m.04yw_16
Roman Empire, location.location.geolocation, m.0wmrmtf
The History of the Decline and Fall of the Roman Empire: Vol. 4, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 5
Nero, film.film_character.portrayed_in_films, m.0k15zv
Julio-Claudian dynasty, royalty.royal_line.monarchs_from_this_line, Tiberius
Roman Empire, military.military_combatant.military_conflicts, m.04z31gb
Nero, people.person.spouse_s, m.0j4kdc8
Ulpian, people.person.place_of_birth, Roman Empire
Roman Empire, location.location.people_born_here, Eunomius of Cyzicus
Roman emperor, people.profession.people_with_this_profession, Elagabalus
Roman Empire, military.military_combatant.military_conflicts, m.048zz0x
Vespasian, people.person.nationality, Roman Empire
Marcus Aurelius, people.person.profession, Roman emperor
Augustus, freebase.valuenotation.is_reviewed, Place of birth
Roman Empire, military.military_combatant.military_conflicts, m.04yynwh
m.03lb5n6, common.webpage.topic, Rome
Roman Empire, fictional_universe.fictional_setting.languages, Latin Language
Roman emperor, people.profession.people_with_this_profession, Otho
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 5
Roman Empire, book.book_subject.works, The Gladiator
m.0zb4tjy, film.performance.character, Nero
Nero, film.film_character.portrayed_in_films, m.0z91m_7
m.0j4kdc8, people.marriage.spouse, Nero
The Emperor's New Clothes, film.film.country, Italy
m.09ybdd_, common.webpage.topic, Roman emperor
Nero, common.topic.article, m.0lzjrds
Tiberius, royalty.monarch.royal_line, Julio-Claudian dynasty
Antoninus Pius, people.deceased_person.place_of_burial, Castel Sant'Angelo
m.0z91m_7, film.performance.character, Nero
Nero, opera.opera_character.operas_appears_in, m.05byjn5
m.0ws8wk6, location.partial_containment_relationship.partially_contains, Roman Empire
m.048zz14, military.military_command.military_combatant, Roman Empire
Nero, common.topic.notable_types, Film character
Roman Empire, location.location.partially_contained_by, m.0ws8w7_
Nero, opera.opera_character.operas_appears_in, m.0gy9phk
Roman emperor, people.profession.people_with_this_profession, Nero
Roman emperor, people.profession.people_with_this_profession, Augustus
m.0lzdyvh, film.performance.character, Nero
m.0291myr, common.image.appears_in_topic_gallery, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.04yyp76
Augustine of Hippo, people.person.place_of_birth, Roman Empire
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 7
Roman Empire, military.military_combatant.military_conflicts, m.04ywrm8
Roman Empire, military.military_combatant.military_conflicts, m.04yyhld
m.0wzb909, military.military_command.military_combatant, Roman Empire
Roman Empire, film.film_subject.films, The Robe
Tiberius, people.deceased_person.cause_of_death, Murder
Roman Empire, government.governmental_jurisdiction.governing_officials, m.0ngxd7s
Julio-Claudian dynasty, royalty.royal_line.monarchs_from_this_line, Claudius
Augustus, common.topic.image, Aug11 01
Augustus, people.person.gender, Male
Nero, film.film_character.portrayed_in_films, m.0n3h8nj
Roman emperor, people.profession.people_with_this_profession, Hadrian
m.0qzjkjw, film.performance.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yvn32
m.011fdlz6, film.performance.character, Nero
Roman emperor, people.profession.people_with_this_profession, Claudius
m.0bc1pq_, opera.opera_character_voice.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04y_8r5
Nero, royalty.monarch.royal_line, Julio-Claudian dynasty
Nero, people.person.place_of_birth, Anzio
Roman Empire, military.military_combatant.military_conflicts, m.04yypd1
m.048zt0d, military.military_command.military_combatant, Roman Empire
The Roman Empire and Its Germanic Peoples, book.written_work.subjects, Roman Empire
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 4
Trajan, people.person.nationality, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.04yyplz
Nero, common.topic.webpage, m.0b45xgs
Nero, common.topic.image, Nero Claudius Caesar Augustus Germanicus
Nero, opera.opera_character.operas_appears_in, m.04ll1c1
Nero, people.profession.people_with_this_profession, Roman emperor
Roman Empire, military.military_combatant.military_commanders, m.0wzb909
Tiberius, common.topic.notable_types, Monarch
Augustus, fictional_universe.person_in_fiction.representations_in_fiction, Gaius Octavian
Nero, film.film_character.portrayed_in_films, m.0j2sbkg
Roman Empire, military.military_combatant.military_conflicts, m.04yynhl
Nero, freebase.valuenotation.is_reviewed, Date of birth
Roman emperor, government.government_office_category.officeholders, m.0ngxd7s
Roman Empire, common.topic.article, m.06cm_
Roman emperor, people.profession.people_with_this_profession, Severus Alexander
Gaius Octavian, fictional_universe.fictional_character.occupation, Roman emperor
Roman Empire, location.location.partially_contained_by, m.0ws8w38
Roman Empire, military.military_combatant.military_conflicts, m.048zsyf
Roman emperor, base.schemastaging.context_name.pronunciation, g.125_qksdz
The History of the Decline and Fall of the Roman Empire: Vol. 7, book.written_work.subjects, Roman Empire
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 1
Roman Empire, military.military_combatant.military_conflicts, m.048zt3v
Roman Empire, military.military_combatant.military_conflicts, m.04z0r7n
Nero, film.film_character.portrayed_in_films, m.0z9_n2c
Augustus, royalty.monarch.royal_line, Julio-Claudian dynasty
m.0z9_n2c, film.performance.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04z212s
Augustus, people.person.profession, Roman emperor
Roman Empire, location.location.people_born_here, g.1hb_fx1hx
m.0ngxd7s, government.government_position_held.basic_title, Roman emperor
Ephesus, common.topic.subjects, Roman Empire
Tiberius, people.person.children, Germanicus
Roman Empire, military.military_combatant.military_commanders, m.048zz14
Nero, freebase.valuenotation.is_reviewed, Date of death
Marcus Aurelius, people.person.parents, Antoninus Pius
Roman Empire, military.military_combatant.military_conflicts, m.04yypm5
Roman Empire, military.military_combatant.military_conflicts, m.04yzgh6
Roman Empire, military.military_combatant.military_conflicts, m.04yyp4d
The History of the Decline and Fall of the Roman Empire: Vol. 5, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 4
Roman Empire, location.location.people_born_here, g.11b62y00s2
Roman Empire, fictional_universe.fictional_setting.languages, Greek Language
Nero, people.person.nationality, Roman Empire
Roman Empire, common.topic.notable_types, Country
Roman Empire, base.monetarydebase.governments_that_debase.largest_denomination, m.05b9fpl
Emperor, royalty.noble_rank.titles_conferring_this_rank, Roman emperor
Gnaeus Domitius Ahenobarbus, people.person.children, Nero
m.05h8l4n, opera.opera_character_voice.character, Nero
m.011l6p0v, film.performance.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04z0bs7
m.0j4kdc2, people.marriage.spouse, Nero
m.0gf9wnr, royalty.system_title_relationship.system, Roman Empire
Roman Empire, military.military_combatant.military_conflicts, m.04yynht
Rome, film.film_location.featured_in_films, The Last Emperor
Eudoxius of Antioch, people.person.place_of_birth, Roman Empire
Roman Empire 117 AD, common.image.appears_in_topic_gallery, Roman Empire
Antoninus Pius, people.person.profession, Roman emperor
Roman emperor, people.profession.people_with_this_profession, Caracalla
Vespasian, military.military_commander.military_commands, m.048zt0d
Roman emperor, people.profession.people_with_this_profession, Domitian
Roman Empire, military.military_combatant.military_conflicts, m.04yxbg4
m.07nfqr2, base.ontologies.ontology_instance_mapping.freebase_topic, Roman Empire
Roman Empire, government.governmental_jurisdiction.governing_officials, m.0w_k7yp
Roman Empire, book.book_subject.works, The Eagle in the Sand
Nero, film.film_character.portrayed_in_films, m.0k27v4
Paul I of Constantinople, people.person.place_of_birth, Roman Empire
The Robe, film.film.subjects, Roman Empire
Memoirs of Hadrian, book.written_work.subjects, Roman Empire
Nero, film.film_character.portrayed_in_films, m.0zb4tjy
Roman Empire, military.military_combatant.military_conflicts, m.0b7hgc7
Roman emperor, people.profession.people_with_this_profession, Nerva
The History of the Decline and Fall of the Roman Empire: Vol. 2, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 3
Tiberius, people.person.parents, Augustus
Roman emperor, people.profession.people_with_this_profession, Vitellius
m.0j4kd9z, people.marriage.spouse, Nero
Nero, freebase.valuenotation.has_no_value, Siblings
m.0gy9phk, opera.opera_character_voice.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yyp4p
m.04yyhld, military.military_combatant_group.combatants, Roman Empire
Roman Empire, location.statistical_region.population, m.0ngxd03
Roman Empire, military.military_combatant.military_conflicts, m.04yytvg
Centurion, book.written_work.subjects, Roman Empire
m.0jzgch, film.performance.character, Nero
m.048zt4f, military.military_command.military_combatant, Roman Empire
Roman Empire, location.location.contains, Scythopolis
The History of the Decline and Fall of the Roman Empire: Vol. 3, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 2
Roman emperor, common.topic.article, m.01g152
m.04yyl91, military.military_combatant_group.combatants, Roman Empire
Nero, fictional_universe.fictional_character.based_on, Nero
Nero, people.person.gender, Male
Anzio, location.location.people_born_here, Nero
Roman emperor, people.profession.people_with_this_profession, Antoninus Pius
Antoninus Pius, people.person.gender, Male
Roman emperor, common.topic.image, Caesar Augustus -  First Roman Emperor
Roman Empire, royalty.system_of_nobility.titles, m.0gf9wj4
The History of the Decline and Fall of the Roman Empire: Vol. 4, book.written_work.subjects, Roman Empire
Gaius Octavian, fictional_universe.fictional_character.based_on, Augustus
Roman emperor, common.topic.webpage, m.09ybdd_
m.0k27v4, film.performance.character, Nero
m.0b47v1h, common.webpage.topic, Roman emperor
Nero, film.film_character.portrayed_in_films, m.02vc857
Roman Empire, military.military_combatant.military_conflicts, m.04z4n1f
Nero, film.film_character.portrayed_in_films, m.0gdnqm7
Nero, freebase.valuenotation.has_value, Height
The History of the Decline and Fall of the Roman Empire: Vol. 5, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 6
m.0yt3j3h, film.performance.character, Nero
Roman Empire, location.location.people_born_here, Alexius of Rome
Roman Empire, military.military_combatant.military_commanders, m.048zs__
Publius Quinctilius Varus, people.person.gender, Male
Roman Empire, common.topic.image, RomanEmpire large
The History of the Decline and Fall of the Roman Empire: Vol. 6, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 7
Nero, film.film_character.portrayed_in_films, m.0qzjkjw
Roman Empire, military.military_combatant.military_conflicts, m.04yy59k
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 2
Nero, tv.tv_character.appeared_in_tv_program, m.0gz6x2t
Nero, people.person.parents, Gnaeus Domitius Ahenobarbus
The History of the Decline and Fall of the Roman Empire: Vol. 1, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 2
Roman emperor, people.profession.people_with_this_profession, Galba
Nero, freebase.valuenotation.is_reviewed, Place of birth
Roman emperor, government.government_office_category.officeholders, m.0nfmc30
Aug11 01, common.image.appears_in_topic_gallery, Augustus
m.04ll1br, opera.opera_character_voice.character, Nero
Nero, people.person.spouse_s, m.0j4kd9z
Julio-Claudian dynasty, common.topic.notable_for, g.125fxfwsd
Nero, film.film_character.portrayed_in_films, m.0hynbsm
Roman emperor, people.profession.people_with_this_profession, Commodus
Roman Empire, military.military_combatant.military_conflicts, m.04y_9hc
m.0hync3l, film.performance.character, Nero
Roman Empire, location.location.people_born_here, Publius Quinctilius Varus
Nero, opera.opera_character.operas_appears_in, m.05cd5x0
Alexius of Rome, people.person.place_of_birth, Roman Empire
m.0hyq70s, film.performance.character, Nero
Vespasian, people.person.profession, Roman emperor
Roman Empire, military.military_combatant.military_conflicts, m.04yyn8f
Roman Empire, military.military_combatant.military_conflicts, m.04yw37r
RomanEmpire large, common.image.appears_in_topic_gallery, Roman Empire
Roman Empire, location.location.contains, g.120phpf9
Ulpian, people.person.nationality, Roman Empire
Nero, common.image.size, m.0klvpg
m.048zt46, military.military_command.military_combatant, Roman Empire
Roman Empire, location.location.partially_contained_by, m.0ws8wk6
Publius Quinctilius Varus, people.deceased_person.cause_of_death, Suicide
Roman Empire, military.military_combatant.military_conflicts, m.04z74p6
Elagabalus, people.person.profession, Roman emperor
Tiberius, people.person.nationality, Roman Empire
Nero, freebase.valuenotation.is_reviewed, Parents
Roman Empire, book.book_subject.works, The History of the Decline and Fall of the Roman Empire: Vol. 6
m.04ll1c1, opera.opera_character_voice.character, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yx36x
m.0hynbsm, film.performance.character, Nero
Roman emperor, people.profession.people_with_this_profession, Caligula
The History of the Decline and Fall of the Roman Empire: Vol. 3, book.written_work.next_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 4
Roman Empire, military.military_combatant.military_conflicts, m.04yvlvy
Roman emperor, royalty.noble_title.noble_rank, Emperor
Augustus, people.person.children, Julia the Elder
Roman Empire, military.military_combatant.military_conflicts, m.04yx1rk
m.0v_7l33, people.marriage.spouse, Nero
Nero, film.film_character.portrayed_in_films, m.0hync3l
Roman emperor, people.profession.people_with_this_profession, Claudius
The History of the Decline and Fall of the Roman Empire: Vol. 4, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 3
Maximilian, people.person.place_of_birth, Roman Empire
m.0ws8w7_, location.partial_containment_relationship.partially_contains, Roman Empire
The History of the Decline and Fall of the Roman Empire: Vol. 7, book.written_work.previous_in_series, The History of the Decline and Fall of the Roman Empire: Vol. 6
Nero, common.topic.image, Nero
Roman Empire, military.military_combatant.military_conflicts, m.04yyx56
The History of the Decline and Fall of the Roman Empire: Vol. 3, book.written_work.subjects, Roman Empire
m.05cd5x0, opera.opera_character_voice.character, Nero
Gaius Octavian, common.topic.notable_types, Film character
Roman emperor, people.profession.people_with_this_profession, Trajan
Roman emperor, people.profession.people_with_this_profession, Septimius Severus

Answer: Claudius