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 president during the battle of Vicksburg? 
Knowledge Triplets: Jefferson Davis, book.book_subject.works, An Honorable Defeat: The Last Days of the Confederate Government
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Monterrey
Vicksburg Campaign, military.military_conflict.military_personnel_involved, Joseph E. Johnston
Western Theater of the American Civil War, time.event.includes_event, Vicksburg Campaign
Harry S. Truman, people.person.ethnicity, Scottish American
Western Theater of the American Civil War, base.americancivilwar.theater.campaigns, Grant's Operations Against Vicksburg
John Alexander McClernand, government.politician.party, m.04d66q4
Battle of Fort Donelson, military.military_conflict.military_personnel_involved, Ulysses S. Grant
Lyndon B. Johnson, common.topic.notable_types, US President
John S. Bowen, military.military_person.participated_in_conflicts, Siege of Vicksburg
President, organization.role.leaders, m.012vl0sx
Joseph E. Johnston, military.military_person.participated_in_conflicts, Vicksburg Campaign
m.04yvshn, military.military_command.military_commander, Ulysses S. Grant
Joseph E. Johnston, military.military_person.participated_in_conflicts, Battle of Chapultepec
Ulysses S. Grant, military.military_person.participated_in_conflicts, American Civil War
Peter Joseph Osterhaus, military.military_person.participated_in_conflicts, Battle of Big Black River Bridge
Siege of Vicksburg, military.military_conflict.combatants, m.04fvcs7
John F. Kennedy, government.us_president.vice_president, Lyndon B. Johnson
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Palo Alto
Vicksburg, location.location.containedby, Mississippi
Ulysses S. Grant, military.military_person.participated_in_conflicts, Siege of Petersburg
Siege of Vicksburg, time.event.locations, Mississippi
Hubert Humphrey, government.us_vice_president.to_president, Lyndon B. Johnson
President, fictional_universe.character_occupation.characters_with_this_occupation, James Taggart
Jefferson Davis, military.military_person.participated_in_conflicts, American Civil War
31st Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
John Alexander McClernand, military.military_person.participated_in_conflicts, Battle of Arkansas Post
Battle of Port Gibson, base.culturalevent.event.entity_involved, Ulysses S. Grant
Jefferson Davis, military.military_person.participated_in_conflicts, Battle of Monterrey
Battle of Raymond, base.culturalevent.event.entity_involved, James B. McPherson
Ulysses S. Grant, military.military_commander.military_commands, m.04fvgdp
Ulysses S. Grant, military.military_commander.military_commands, m.0dl56v1
Siege of Vicksburg, base.culturalevent.event.entity_involved, Ulysses S. Grant
m.09w3vlb, common.webpage.resource, '24' scoop: President Logan returns!
Siege of Vicksburg, military.military_conflict.military_personnel_involved, James B. McPherson
Thomas Jefferson, people.person.nationality, United States of America
Warren County, location.us_county.county_seat, Vicksburg
29th Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
John Alexander McClernand, military.military_person.participated_in_conflicts, Siege of Vicksburg
President, organization.role.leaders, m.01281197
m.049y2pc, military.military_combatant_group.conflict, Siege of Vicksburg
Vicksburg, location.capital_of_administrative_division.capital_of, m.0jvvyr2
m.011qjlzn, organization.leadership.role, President
Siege of Vicksburg, military.military_conflict.combatants, m.049y2pc
Vicksburg, book.written_work.subjects, Mississippi
War of 1812, base.culturalevent.event.entity_involved, Winfield Scott
William F. Draper, military.military_person.participated_in_conflicts, Battle of the Wilderness
The President is the people's lobbyist., media_common.quotation.author, Hubert Humphrey
Lyndon B. Johnson, government.us_vice_president.to_president, John F. Kennedy
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Peter Joseph Osterhaus
Battle of Monterrey, base.culturalevent.event.entity_involved, Ulysses S. Grant
President, fictional_universe.character_occupation.characters_with_this_occupation, Richard Adar
James B. McPherson, military.military_person.participated_in_conflicts, Siege of Vicksburg
American Civil War, base.culturalevent.event.entity_involved, Joseph E. Johnston
Siege of Vicksburg, common.topic.article, m.01hf7m
Battle of Arkansas Post, base.culturalevent.event.entity_involved, John Alexander McClernand
Warren County, location.location.events, Siege of Vicksburg
m.0jvvyr2, location.administrative_division_capital_relationship.capital, Vicksburg
Henry Halleck, military.military_person.participated_in_conflicts, Mexican–American War
Harry S. Truman, people.person.profession, Writer
Siege of Vicksburg, base.culturalevent.event.entity_involved, Ulysses S. Grant
m.049y2lz, military.military_command.military_conflict, Siege of Vicksburg
Ulysses S. Grant, government.us_president.vice_president, Henry Wilson
Lyndon B. Johnson, freebase.valuenotation.is_reviewed, Country of nationality
President Blake, common.topic.article, m.0hcgg3n
Vicksburg, location.hud_county_place.county, Warren County
President, common.topic.notable_for, g.1256c_knk
Grant's Operations Against Vicksburg, base.americancivilwar.campaign.theater, Western Theater of the American Civil War
m.012dv8pl, organization.leadership.role, President
Battle of Goodrich's Landing, time.event.included_in_event, Grant's Operations Against Vicksburg
Clarence Darrow, people.person.quotations, When I was a boy I was told that anybody could become President. Now I'm beginning to believe it.
Vicksburg, location.hud_county_place.place, Vicksburg
m.049y2m5, military.military_command.military_conflict, Siege of Vicksburg
Henry Dow, military.military_person.participated_in_conflicts, Siege of Vicksburg
No man will ever bring out of the Presidency the reputation which carries him into it., media_common.quotation.author, Thomas Jefferson
Peter Joseph Osterhaus, military.military_person.participated_in_conflicts, Siege of Vicksburg
Lyndon B. Johnson, people.person.gender, Male
m.09wsrb0, common.webpage.topic, President
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Milliken's Bend
Siege of Vicksburg, base.schemastaging.context_name.pronunciation, g.125_lwv14
Battle of Chancellorsville, base.culturalevent.event.entity_involved, Robert E. Lee
m.011cn40s, organization.leadership.role, President
Ulysses S. Grant, military.military_commander.military_commands, m.04yvs96
William D. Turner, military.military_person.participated_in_conflicts, Siege of Vicksburg
Richard Nixon, common.topic.notable_types, US President
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Jackson, Mississippi
Richard Nixon, people.person.nationality, United States of America
Battle of Fort Henry, military.military_conflict.military_personnel_involved, James B. McPherson
m.09y71d4, common.webpage.topic, President
Lyndon B. Johnson, government.us_president.vice_president, Hubert Humphrey
Siege of Vicksburg, military.military_conflict.military_personnel_involved, William F. Draper
Ulysses S. Grant, military.military_commander.military_commands, m.0w5r2qh
Battle of Monterrey, military.military_conflict.military_personnel_involved, Ulysses S. Grant
Mike Ward, common.topic.subjects, President
Harry S. Truman, people.person.nationality, United States of America
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 29th Louisiana Infantry Regiment
Vicksburg, location.citytown.postal_codes, 39180
m.011qyy9l, organization.leadership.role, President
American Civil War, base.culturalevent.event.entity_involved, Ulysses S. Grant
Battle of Snyder's Bluff, time.event.included_in_event, Grant's Operations Against Vicksburg
Warren County, location.location.contains, Vicksburg
Richard Nixon, people.person.ethnicity, Scottish American
22nd Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
Battle of Grand Gulf, time.event.locations, Vicksburg
Battle of Chapultepec, military.military_conflict.military_personnel_involved, Ulysses S. Grant
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Henry Dow
John Alexander McClernand, military.military_person.participated_in_conflicts, Battle of Fort Donelson
m.09w3vlb, common.webpage.topic, President
Ulysses S. Grant, military.military_commander.military_commands, m.049y2lz
m.011v50n9, organization.leadership.role, President
Abraham Lincoln, military.military_commander.military_commands, m.04h_gx9
Ulysses S. Grant, military.military_commander.military_commands, m.04yytyv
26th Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
Peter Joseph Osterhaus, military.military_person.participated_in_conflicts, Battle of Wilson's Creek
Siege of Vicksburg, military.military_conflict.military_personnel_involved, William D. Turner
m.010x4k8d, organization.leadership.role, President
President, common.topic.subject_of, Mike Ward
m.09ybsf2, common.webpage.topic, President
Battle of Jackson, Mississippi, base.culturalevent.event.entity_involved, Ulysses S. Grant
Battle of Fort Henry, base.culturalevent.event.entity_involved, Ulysses S. Grant
m.01142cy8, organization.leadership.role, President
Richard Nixon, freebase.valuenotation.is_reviewed, Country of nationality
President, organization.role.leaders, m.011mdkxn
Ulysses S. Grant, military.military_commander.military_commands, m.04yxhb7
President, organization.role.leaders, m.01142cy8
William F. Draper, military.military_person.participated_in_conflicts, Battle of Globe Tavern
Mississippi, travel.travel_destination.tourist_attractions, Vicksburg National Military Park
Henry Wilson, military.military_person.participated_in_conflicts, American Civil War
Lyndon B. Johnson, people.person.quotations, Jerry Ford is so dumb he can't fart and chew gum at the same time.
Siege of Vicksburg, base.culturalevent.event.entity_involved, Union
m.012hw29r, organization.leadership.role, President
Ulysses S. Grant, military.military_person.participated_in_conflicts, Siege of Veracruz
Battle of Shiloh, military.military_conflict.military_personnel_involved, Ulysses S. Grant
Siege of Vicksburg, military.military_conflict.military_personnel_involved, John S. Bowen
Lyndon B. Johnson, people.person.profession, Politician
Battle of Champion Hill, time.event.included_in_event, Grant's Operations Against Vicksburg
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Ralph Pomeroy Buckland
Battle of Vicksburg, Kurz and Allison, common.image.size, m.02c7z_m
Battle of Chancellorsville, military.military_conflict.military_personnel_involved, Robert E. Lee
George B. McClellan, military.military_person.participated_in_conflicts, American Civil War
m.012dv8px, organization.leadership.role, President
Vicksburg, location.location.containedby, United States of America
Seth Barton, military.military_person.participated_in_conflicts, Siege of Vicksburg
President, common.topic.webpage, m.09ylvg9
Robert E. Lee, people.person.nationality, Confederate States of America
Vicksburg, location.location.time_zones, Central Time Zone
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Fort Henry
Battle of the Wilderness, base.culturalevent.event.entity_involved, Ulysses S. Grant
Vicksburg, travel.travel_destination.tourist_attractions, Vicksburg National Military Park
m.03fx88m, government.politician.government_positions_held, Ulysses S. Grant
Mississippi, book.book_subject.works, Vicksburg
Ulysses S. Grant, military.military_commander.military_commands, m.04fv8ch
I'm the only president you've got., media_common.quotation.author, Lyndon B. Johnson
Ulysses S. Grant, government.us_president.vice_president, Schuyler Colfax
Ulysses S. Grant, common.topic.notable_types, US President
m.011rd41j, organization.leadership.role, President
Ulysses S. Grant, military.military_person.participated_in_conflicts, Chattanooga Campaign
Battle of Arkansas Post, military.military_conflict.military_personnel_involved, John Alexander McClernand
John Alexander McClernand, military.military_person.participated_in_conflicts, American Civil War
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Shiloh
m.09ynz5g, common.webpage.topic, President
James Taggart, fictional_universe.fictional_character.occupation, President
Peter Joseph Osterhaus, people.deceased_person.place_of_death, Duisburg
Warren County, location.us_county.hud_county_place, Vicksburg
President, common.topic.webpage, m.09ynz5g
Vicksburg Campaign, time.event.included_in_event, Western Theater of the American Civil War
President, common.topic.webpage, m.09wwq41
Richard Adar, fictional_universe.fictional_character.occupation, President
President, fictional_universe.character_occupation.characters_with_this_occupation, Dan Conway
Ulysses S. Grant, military.military_person.participated_in_conflicts, Appomattox Campaign
Schuyler Colfax, government.us_vice_president.to_president, Ulysses S. Grant
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 23rd Louisiana Infantry Regiment
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Seth Barton
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 27th Louisiana Infantry Regiment
Ulysses S. Grant, military.military_person.participated_in_conflicts, Siege of Vicksburg
President, fictional_universe.character_occupation.characters_with_this_occupation, President Blake
Battle of Port Gibson, time.event.included_in_event, Grant's Operations Against Vicksburg
Battle of Chickasaw Bayou, time.event.locations, Vicksburg
Carter L. Stevenson, military.military_person.participated_in_conflicts, American Civil War
Robert E. Lee, military.military_person.participated_in_conflicts, Battle of Chancellorsville
Vicksburg, book.written_work.subjects, United States of America
President, organization.role.leaders, m.011c2n9v
Battle of Jackson, Mississippi, base.culturalevent.event.entity_involved, Joseph E. Johnston
Henry Wilson, government.us_vice_president.to_president, Ulysses S. Grant
m.011451lj, organization.leadership.role, President
Siege of Vicksburg, military.military_conflict.commanders, m.049y2m5
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 17th Louisiana Infantry Regiment
Ulysses S. Grant, military.military_commander.military_commands, m.04yxb_k
m.04fvcs7, military.military_combatant_group.conflict, Siege of Vicksburg
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Helena
Ulysses S. Grant, military.military_commander.military_commands, m.04fvgx2
Abraham Lincoln, common.topic.notable_types, US President
President Blake, common.topic.notable_for, g.1255xltly
Vicksburg Campaign, common.topic.notable_types, Military Conflict
Ulysses S. Grant, base.politicalconventions.presidential_nominee.nominated_at, 1868 Republican National Convention
President, common.topic.webpage, m.09ybsf2
m.011vg5nd, organization.leadership.role, President
Richard Nixon, people.person.profession, Military Officer
Grant's Operations Against Vicksburg, time.event.includes_event, Siege of Vicksburg
President, fictional_universe.character_occupation.characters_with_this_occupation, Amber Ericcs
m.09ylvg9, common.webpage.topic, President
American Civil War, base.culturalevent.event.entity_involved, Henry Halleck
Richard Nixon, people.person.quotations, When the President does it, that means that it is not illegal.
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Resaca de la Palma
Seth Barton, military.military_person.participated_in_conflicts, Battle of Chancellorsville
Ulysses S. Grant, military.military_commander.military_commands, m.049y2v7
Siege of Vicksburg, common.topic.image, Battle of Vicksburg, Kurz and Allison
Siege of Vicksburg, military.military_conflict.military_personnel_involved, David Farragut
President, fictional_universe.character_occupation.characters_with_this_occupation, Laura Roslin
m.0129f72l, organization.leadership.role, President
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Molino del Rey
m.0b6ty6x, film.performance.character, President Blake
Siege of Vicksburg, common.topic.notable_types, Military Conflict
Lyndon B. Johnson, people.person.ethnicity, Scottish American
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Big Black River Bridge
Ulysses S. Grant, military.military_commander.military_commands, m.0w5p9wj
Vicksburg, location.location.contains, Vicksburg National Military Park
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 22nd Louisiana Infantry Regiment
Henry Casey, military.military_person.participated_in_conflicts, Siege of Vicksburg
President, common.topic.webpage, m.09xm5ms
Ulysses S. Grant, government.politician.party, m.03gjg83
Carter L. Stevenson, military.military_person.participated_in_conflicts, Siege of Vicksburg
Siege of Vicksburg, common.topic.notable_for, g.125fntmgj
American Civil War, base.culturalevent.event.entity_involved, Abraham Lincoln
Harry S. Truman, common.topic.notable_types, US President
Battle of Molino del Rey, military.military_conflict.military_personnel_involved, Ulysses S. Grant
Ralph Pomeroy Buckland, military.military_person.participated_in_conflicts, Siege of Vicksburg
Ulysses S. Grant, military.military_commander.military_commands, m.062trm0
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Port Gibson
Vicksburg, location.location.containedby, Warren County
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Grand Gulf
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Fort Donelson
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 3rd Louisiana Infantry Regiment
m.09wwq41, common.webpage.topic, President
President Blake, fictional_universe.fictional_character.occupation, President
John Alexander McClernand, military.military_person.participated_in_conflicts, Battle of Shiloh
Ulysses S. Grant, base.kwebbase.kwtopic.has_sentences, He distinguished himself at the battle of Chatulpec on 13th September 1847, earning brevet commissions as first lieutenant and captain.
m.012vl0sx, organization.leadership.role, President
Grant's Operations Against Vicksburg, time.event.included_in_event, Vicksburg Campaign
Ulysses S. Grant, base.kwebbase.kwtopic.has_sentences, This action cemented Grant's Republican ties and ensured his nomination for president in 1868.
US President, freebase.type_profile.published, Published
Battle of Helena, time.event.included_in_event, Grant's Operations Against Vicksburg
President, common.topic.article, m.060cg
Siege of Vicksburg, time.event.included_in_event, Grant's Operations Against Vicksburg
President, fictional_universe.character_occupation.characters_with_this_occupation, Vice President Becker
Lyndon B. Johnson, people.person.quotations, I'm the only president you've got.
m.012sr44f, organization.leadership.role, President
Ulysses S. Grant, base.kwebbase.kwtopic.has_sentences, In January 1862, Grant received permission from General Henry Wager Halleck to begin an offensive campaign.
President Blake, fictional_universe.fictional_character.gender, Male
Richard Nixon, freebase.valuenotation.is_reviewed, Gender
President, common.topic.webpage, m.09y71d4
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Kennesaw Mountain
m.011x1m4k, organization.leadership.role, President
ulysses simpson grant appointed general by abraham lincoln, base.kwebbase.kwconnection.subject, Ulysses S. Grant
m.011cn57h, organization.leadership.role, President
m.011rgzqn, organization.leadership.role, President
Siege of Vicksburg, base.culturalevent.event.entity_involved, United States of America
Vicksburg, location.citytown.postal_codes, 39183
Grant's Operations Against Vicksburg, common.topic.notable_types, Military Conflict
Dan Conway, fictional_universe.fictional_character.occupation, President
Ulysses S. Grant, military.military_commander.military_commands, m.04fv8sg
Lyndon B. Johnson, freebase.valuenotation.is_reviewed, Gender
Ralph Pomeroy Buckland, military.military_person.participated_in_conflicts, Battle of Shiloh
John S. Bowen, military.military_person.participated_in_conflicts, Battle of Big Black River Bridge
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Goodrich's Landing
Ulysses S. Grant, military.military_commander.military_commands, m.04fv7qc
David Farragut, military.military_person.participated_in_conflicts, Siege of Vicksburg
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Snyder's Bluff
John S. Bowen, military.military_person.participated_in_conflicts, Battle of Port Gibson
President Blake, film.film_character.portrayed_in_films, m.0b6ty6x
Battle of Big Black River Bridge, time.event.included_in_event, Grant's Operations Against Vicksburg
Siege of Vicksburg, base.culturalevent.event.entity_involved, John C. Pemberton
Siege of Vicksburg, time.event.included_in_event, American Civil War
Grant's Operations Against Vicksburg, common.topic.notable_for, g.125b421pj
Battle of Grand Gulf, time.event.included_in_event, Grant's Operations Against Vicksburg
Carter L. Stevenson, military.military_person.participated_in_conflicts, Battle of Lookout Mountain
Ulysses S. Grant, base.kwebbase.kwtopic.has_sentences, On March 4th 1869, at the age of 46 Grant was youngest man yet elected President.
3rd Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
Richard Nixon, people.person.profession, Author
Battle of Champion Hill, base.culturalevent.event.entity_involved, Ulysses S. Grant
ulysses simpson grant appointed general by abraham lincoln, base.kwebbase.kwconnection.other, Abraham Lincoln
Ulysses S. Grant, military.military_person.participated_in_conflicts, Battle of Chapultepec
Battle of Jackson, Mississippi, time.event.included_in_event, Grant's Operations Against Vicksburg
Peter Joseph Osterhaus, military.military_person.participated_in_conflicts, Battle of Lookout Mountain
Battle of Atlanta, base.culturalevent.event.entity_involved, James B. McPherson
Vicksburg, location.location.events, Battle of Chickasaw Bayou
Vicksburg, book.written_work.original_language, English Language
Carter L. Stevenson, military.military_person.participated_in_conflicts, Mexican–American War
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Carter L. Stevenson
Laura Roslin, fictional_universe.fictional_character.occupation, President
Ulysses S. Grant, base.politicalconventions.presidential_nominee.nominated_at, 1872 Republican National Convention
Lyndon B. Johnson, people.person.nationality, United States of America
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Fort Donelson
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 26th Louisiana Infantry Regiment
President, organization.role.leaders, m.011v50n9
President, common.topic.webpage, m.09wsrb0
Overland Campaign, military.military_conflict.military_personnel_involved, Ulysses S. Grant
m.010qvq5k, organization.leadership.role, President
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Raymond
Battle of Milliken's Bend, time.event.included_in_event, Grant's Operations Against Vicksburg
Ulysses S. Grant, military.military_commander.military_commands, m.04yvshn
17th Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
Ulysses S. Grant, military.military_person.participated_in_conflicts, Overland Campaign
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Shiloh
Carter L. Stevenson, military.military_person.participated_in_conflicts, Battle of Nashville
Siege of Vicksburg, time.event.locations, Warren County
Battle of Shiloh, base.culturalevent.event.entity_involved, Ulysses S. Grant
Ulysses S. Grant, military.military_commander.military_commands, m.0j9w226
Vicksburg Campaign, time.event.includes_event, Grant's Operations Against Vicksburg
John F. Kennedy, common.topic.notable_types, US President
m.01281197, organization.leadership.role, President
Ulysses S. Grant, military.military_commander.military_commands, m.04fvgfn
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Henry Casey
Siege of Vicksburg, military.military_conflict.military_personnel_involved, John Alexander McClernand
President, government.government_position_held.basic_title, m.03fx88m
Grant's Operations Against Vicksburg, time.event.includes_event, Battle of Champion Hill
Ulysses S. Grant, military.military_commander.military_commands, m.049y2r2
Siege of Vicksburg, base.culturalevent.event.entity_involved, Confederate States of America
Peter Joseph Osterhaus, military.military_person.participated_in_conflicts, Battle of Pea Ridge
Siege of Vicksburg, military.military_conflict.military_personnel_involved, Ulysses S. Grant
American Civil War, base.culturalevent.event.entity_involved, George B. McClellan
Henry Halleck, military.military_person.participated_in_conflicts, American Civil War
Siege of Vicksburg, base.americancivilwar.battle.military_units_involved_in_this_conflict, 31st Louisiana Infantry Regiment
m.011c2n9v, organization.leadership.role, President
Warren County, location.location.contains, Vicksburg National Military Park
Lyndon B. Johnson, people.person.profession, Teacher
David Farragut, military.military_person.participated_in_conflicts, War of 1812
Thomas Jefferson, common.topic.notable_types, US President
Battle of Fort Donelson, base.culturalevent.event.entity_involved, Ulysses S. Grant
23rd Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
American Civil War, base.culturalevent.event.entity_involved, Gideon Welles
Ulysses S. Grant, military.military_commander.military_commands, m.04fvgcq
Battle of Vicksburg, Kurz and Allison, common.image.appears_in_topic_gallery, Siege of Vicksburg
Battle of Raymond, time.event.included_in_event, Grant's Operations Against Vicksburg
William F. Draper, military.military_person.participated_in_conflicts, Siege of Vicksburg
Ronald Reagan, common.topic.notable_types, US President
m.09xm5ms, common.webpage.topic, President
Siege of Vicksburg, military.military_conflict.commanders, m.049y2lz
Hubert Humphrey, people.person.quotations, The President is the people's lobbyist.
An Honorable Defeat: The Last Days of the Confederate Government, book.written_work.subjects, Jefferson Davis
Ulysses S. Grant, military.military_commander.military_commands, m.04fv8jw
Vicksburg, location.location.events, Battle of Grand Gulf
Mississippi, location.location.events, Siege of Vicksburg
President, common.topic.webpage, m.09w3vlb
American Civil War, base.culturalevent.event.entity_involved, Jefferson Davis
m.011sh1kx, organization.leadership.role, President
John F. Kennedy, people.person.nationality, United States of America
American Civil War, base.culturalevent.event.entity_involved, Robert E. Lee
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Atlanta
Ulysses S. Grant, military.military_person.participated_in_conflicts, Mexican–American War
27th Louisiana Infantry Regiment, base.americancivilwar.military_unit.conflicts_participated_in, Siege of Vicksburg
John S. Bowen, military.military_person.participated_in_conflicts, Battle of Shiloh
James B. McPherson, military.military_person.participated_in_conflicts, Battle of Resaca

Answer: Ulysses S. Grant