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: when did maria sharapova start playing tennis? 
Knowledge Triplets: Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.010r13mm
m.064z_pf, base.popstra.fashion_choice.fashion_wearer, Maria Sharapova
m.0bvyncy, tv.tv_guest_role.actor, Maria Sharapova
m.0_z9k8x, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, people.person.parents, Yuri Sharapov
Maria Sharapova, common.topic.webpage, m.0bxhhcn
Maria Sharapova, common.topic.webpage, m.0b6rmm7
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvznk_
m.064z_k3, base.popstra.friendship.participant, Maria Sharapova
Maria Sharapova, tennis.tennis_player.career_losses_doubles, 16
Maria Sharapova, award.award_winner.awards_won, m.0y4lr8_
Maria Kirilenko, common.topic.notable_types, Tennis Player
Maria Sharapova, base.schemastaging.athlete_extra.coaches, m.0j14yx1
Maria Sharapova, award.award_nominee.award_nominations, m.0z21wmr
m.0_z0b43, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0j53tz2, tennis.tennis_match.loser, Maria Sharapova
Yuri Sharapov, people.person.children, Maria Sharapova
Yelena Sharapova, common.topic.notable_types, Person
m.064_0dl, base.popstra.hangout.customer, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.0gm8t9j
m.0d5jl40, sports.pro_sports_played.athlete, Maria Sharapova
m.04dx46g, common.webpage.resource, Maria Sharapova Official Site
Maria Sharapova, award.award_winner.awards_won, m.0y4lr5h
m.011l1cb_, tennis.tennis_match.loser, Maria Sharapova
Athlete, people.profession.people_with_this_profession, Maria Sharapova
Yelena Sharapova, freebase.valuenotation.has_value, Date of birth
Maria Sharapova, tennis.tennis_player.matches_lost, m.011l1cb_
Maria Sharapova, base.siswimsuitmodels.si_swimsuit_model.issues, m.05dz6q0
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw2yzg
Maria Sharapova, tennis.tennis_player.matches_won, m.010w_n7v
Maria Sharapova, tennis.tennis_player.matches_won, m.010qyt60
Maria Sharapova, award.award_nominee.award_nominations, m.0z9mhqw
m.0_z7yyy, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.0tk5_pk
Yelena Sharapova, people.person.children, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvv_7c
Maria Sharapova, tv.tv_actor.guest_roles, m.0f_zz7k
Maria Sharapova, people.person.parents, Yelena Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0z1tm_v
Maria Sharapova, tv.tv_actor.guest_roles, m.0dkv22w
m.0bw1vxf, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, olympics.olympic_athlete.country, m.0k8q1_q
m.011jsc5_, tennis.tennis_match.loser, Maria Sharapova
Maria Sharapova @ WTA Stunners, common.resource.annotations, m.05br877
m.0j1wpjt, base.schemastaging.coach_athlete_relationship.athlete, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0dklr7b
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvymk0
Yelena Sharapova, freebase.valuenotation.has_value, Parents
Maria Sharapova, people.person.profession, Model
m.010r03_1, tennis.tennis_match.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.highest_doubles_ranking, m.04dx48l
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvv34m
Maria Sharapova, common.topic.webpage, m.04dx46g
Maria Sharapova, base.schemastaging.athlete_extra.coaches, m.0j1wpjt
m.064z_q8, base.popstra.fashion_choice.fashion_wearer, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.wears, m.064_03w
m.0b6rmm7, common.webpage.topic, Maria Sharapova
m.07x_n8j, award.ranking.item, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_yyllx
m.0y4lr2t, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, sports.tournament_event_competitor.events_competed_in, m.010qyl0g
m.0k8q1_q, olympics.olympic_athlete_affiliation.athlete, Maria Sharapova
m.010w_n5s, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.010r03_1
Maria Sharapova, common.topic.webpage, m.09xq0bb
Maria Sharapova, people.person.places_lived, m.04d_6j2
Maria Sharapova, award.award_nominee.award_nominations, m.0y_z5rt
m.010q7v70, tennis.tennis_match.winner, Maria Sharapova
m.0_z16nb, tennis.tennis_match.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.career_prize_money, m.04dx486
Maria Sharapova, base.popstra.celebrity.wears, m.064z_pf
Maria Sharapova, tv.tv_actor.guest_roles, m.0g78cgt
Maria Sharapova, base.popstra.celebrity.canoodled, m.0652w6g
m.0yzdfgw, award.award_nomination.award_nominee, Maria Sharapova
m.0z9mhqw, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, common.topic.notable_for, g.1259st5vt
m.0bvw53c, tv.tv_guest_role.episodes_appeared_in, Bill Germanakos, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.0110xhgf
Maria Sharapova, tennis.tennis_player.matches_lost, m.0vw_31q
m.064_018, base.popstra.vacation_choice.vacationer, Maria Sharapova
ept_sports_ten_experts-63629757-1259621094.jpg?ymm7dSCDjAPokFDo, common.image.appears_in_topic_gallery, Maria Sharapova
m.064_03w, base.popstra.fashion_choice.fashion_wearer, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0jzl221
64785279dDbri, common.image.appears_in_topic_gallery, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_lost, m.0111dnkb
m.0bvv34m, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, people.person.place_of_birth, Nyagan
Maria Sharapova, freebase.valuenotation.is_reviewed, Country of nationality
Maria Sharapova, people.person.places_lived, m.040typq
m.010r13mm, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, people.person.profession, Tennis player
Maria Sharapova, tennis.tennis_player.matches_won, m.010q7v70
Maria Sharapova, people.person.date_of_birth, 1987-04-19
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_z9k8x
Maria Sharapova, tennis.tennis_player.number_of_tennis_titles, 22
Maria Sharapova, tennis.tennis_player.matches_won, m.0_z16nb
m.064z_s8, base.popstra.paid_support.endorser, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvyncy
Maria Sharapova, award.award_nominee.award_nominations, m.0z5j_q6
Yelena Sharapova, freebase.valuenotation.has_value, Place of birth
Maria Sharapova, base.popstra.celebrity.parties, m.064z_n6
m.0dklr7b, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw1zqj
m.0dkv22w, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, sports.tournament_event_competitor.events_competed_in, m.010r0v0k
Maria Sharapova, base.popstra.celebrity.endorsements, m.064z_vq
Maria Sharapova, people.person.gender, Female
m.0bvx2f6, tv.tv_guest_role.episodes_appeared_in, Andy Dick, Maria Sharapova, The Dan Band
m.010q8lzm, tennis.tennis_match.winner, Maria Sharapova
m.0z3v49j, award.award_nomination.award_nominee, Maria Sharapova
m.0z9mg74, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_ys1_s
m.04dz_dh, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, freebase.valuenotation.is_reviewed, Date of birth
maria-sharapova.jpg, common.image.appears_in_topic_gallery, Maria Sharapova
Maria Sharapova, base.chickipedia.topic.chickipedia_id, maria-sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0z0rhl4
Maria Sharapova, base.popstra.celebrity.dated, m.065q71p
Maria Sharapova, award.award_nominee.award_nominations, m.0z65c2k
Maria Sharapova, award.award_nominee.award_nominations, m.0z8sx2_
Maria Sharapova, tennis.tennis_player.matches_won, m.0110xhqp
m.0bw2yzg, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, common.topic.article, m.03b7h5
Maria Sharapova, people.person.nationality, Russia
m.064z_j5, base.popstra.dated.participant, Maria Sharapova
m.05br877, common.webpage.resource, Maria Sharapova @ WTA Stunners
m.04d_6j2, people.place_lived.person, Maria Sharapova
Maria Sharapova, tennis.tennis_player.year_turned_pro, 2001-04-19
m.065q71p, base.popstra.dated.participant, Maria Sharapova
Maria Sharapova, people.person.profession, Athlete
Maria Sharapova, award.award_nominee.award_nominations, m.0z4wyg8
Maria Sharapova, common.topic.webpage, m.0kdjpv_
Maria Sharapova, base.popstra.sww_base.heat, 60
m.0bxhhcn, common.webpage.topic, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_lost, m.011jsc5_
m.010qb92l, tennis.tennis_match.winner, Maria Sharapova
m.064_0cb, base.popstra.friendship.participant, Maria Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.010_zyy5
Maria Sharapova, base.popstra.celebrity.shops_at, m.064_056
m.0v4zhjg, tennis.tennis_match.loser, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.hangout, m.064_0f0
Maria Sharapova, award.award_nominee.award_nominations, m.0z87fjx
m.010_v1mm, tennis.tennis_match.winner, Maria Sharapova
m.0j14yx1, base.schemastaging.coach_athlete_relationship.athlete, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvvr30
m.05br877, common.webpage.topic, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_lost, m.0gj3wh3
Maria Sharapova, sports.pro_athlete.sports_played_professionally, m.0d5jl40
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_z7yyy
m.0g78cgt, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0z44cw7
m.0j14yxd, base.schemastaging.coach_athlete_relationship.athlete, Maria Sharapova
Maria Kirilenko, people.person.profession, Tennis player
m.0z8fyjd, award.award_nomination.award_nominee, Maria Sharapova
m.064_0f0, base.popstra.hangout.customer, Maria Sharapova
m.0bvw53c, tv.tv_guest_role.actor, Maria Sharapova
m.0y4lr8_, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.010qb92l
m.064z_vq, base.popstra.paid_support.endorser, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.010qg64y
Maria Sharapova, tennis.tennis_player.matches_won, m.010r13ly
m.0gm8t8m, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0qsjcwh, dataworld.gardening_hint.last_referenced_by, Maria Sharapova
m.0bw039x, tv.tv_guest_role.actor, Maria Sharapova
m.064_01h, base.popstra.shopping_choice.shopper, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_yb5r0
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_z26bn
m.09xq0bb, common.webpage.topic, Maria Sharapova
m.09yks82, common.webpage.topic, Maria Sharapova
Maria Sharapova, base.schemastaging.context_name.nickname, Sibirskaya Sirena
m.0ghscfn, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0p75gqn, people.marriage.spouse, Yelena Sharapova
m.0bvymk0, tv.tv_guest_role.episodes_appeared_in, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.010qb35v
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.04dz_dh
Maria Sharapova, base.popstra.celebrity.vacations_in, m.064_018
m.0f_zz7k, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, award.award_winner.awards_won, m.0y4lrb_
m.064z_wm, base.popstra.paid_support.endorser, Maria Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0yzdfgw
m.0_ycjqc, tennis.tennis_match.loser, Maria Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0z9lg6w
m.0z1my5w, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, tennis.tennis_player.career_wins_doubles, 23
m.0jzl221, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0_z3m8k, tennis.tennis_match.winner, Maria Sharapova
m.0bw4kmc, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw1vxf
2014 French Open – Women's Singles, award.competition.winner, Maria Sharapova
m.0y4lr5h, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.endorsements, m.064z_rv
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvw53c
Maria Sharapova, people.person.places_lived, m.04d_8d2
Yelena Sharapova, people.person.gender, Female
Maria Sharapova, common.topic.image, ept_sports_ten_experts-63629757-1259621094.jpg?ymm7dSCDjAPokFDo
Yuri Sharapov, people.person.nationality, Belarus
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_z0b43
Maria Sharapova Official Site, common.resource.annotations, m.04dx46g
m.0z4wyg8, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, common.topic.article, m.04f01q2
Maria Sharapova, common.topic.webpage, m.09yks82
m.010r13ly, tennis.tennis_match.winner, Maria Sharapova
maria-sharapova.jpg, common.image.size, m.0kjks2
Maria Sharapova, common.topic.image, 64785279dDbri
Maria Sharapova, people.person.weight_kg, 59.0
Maria Sharapova, tennis.tennis_player.matches_won, m.0_yb5xd
m.04dx46g, common.webpage.topic, Maria Sharapova
m.0bvxqf5, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.friendship, m.064z_k3
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw039x
Maria Sharapova, award.ranked_item.appears_in_ranked_lists, m.07x_n8j
Maria Sharapova, common.topic.notable_types, Tennis Player
m.0_yb5xd, tennis.tennis_match.winner, Maria Sharapova
m.0z0rhl4, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.010q8lzm
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvxqf5
m.0_yb5r0, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.dated, m.064z_j5
Maria Sharapova, base.popstra.celebrity.friendship, m.064_0cb
m.0bvvr30, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova Pictures, common.resource.annotations, m.0bxhhcn
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0gm8t8m
Maria Sharapova, tennis.tennis_player.matches_lost, m.0_ycjqc
m.05t61km, people.place_lived.person, Maria Sharapova
m.0_yyllx, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.year_turned_pro, 2001-04-19
m.0bxhhcn, common.webpage.resource, Maria Sharapova Pictures
m.0z21wmr, award.award_nomination.award_nominee, Maria Sharapova
m.0y4lrb_, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.04dzjcp
m.0y_z5rt, award.award_nomination.award_nominee, Maria Sharapova
Yelena Sharapova, common.topic.notable_for, g.125fftrvx
Maria Sharapova, base.popstra.celebrity.wears, m.064z_q8
Maria Sharapova, base.popstra.celebrity.endorsements, m.064z_wm
m.0_z7_rf, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0z1tm_v, award.award_nomination.award_nominee, Maria Sharapova
m.0110xhgf, tennis.tennis_match.winner, Maria Sharapova
m.0114ylmh, award.award_honor.award_winner, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.shops_at, m.064_01h
Maria Sharapova, award.award_winner.awards_won, m.0z9mg74
Maria Sharapova, common.topic.webpage, m.05br877
Maria Sharapova, common.topic.image, maria-sharapova.jpg
m.010_zyy5, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, user.avh.default_domain.ellerdale_topic.ellerdale_id, 009c-0812
Maria Sharapova, base.popstra.celebrity.endorsements, m.064z_s8
m.0bw1zqj, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0_z7_rf
Maria Sharapova, award.award_winner.awards_won, m.0114ylmh
m.0z9lg6w, award.award_nomination.award_nominee, Maria Sharapova
m.064z_pt, base.popstra.party_attendance_person.person, Maria Sharapova
Maria Sharapova, base.schemastaging.context_name.nickname, The Siberian Siren
m.0kh0qzf, olympics.olympic_medal_honor.medalist, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.wears, m.064_06_
m.0bvx2f6, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.parties, m.064z_pt
Tennis player, people.profession.people_with_this_profession, Maria Sharapova
m.010qyt60, tennis.tennis_match.winner, Maria Sharapova
m.064_06_, base.popstra.fashion_choice.fashion_wearer, Maria Sharapova
m.0bvymk0, tv.tv_guest_role.actor, Maria Sharapova
m.0z5j_q6, award.award_nomination.award_nominee, Maria Sharapova
m.0z44cw7, award.award_nomination.award_nominee, Maria Sharapova
m.064_056, base.popstra.shopping_choice.shopper, Maria Sharapova
m.0sgbxhd, dataworld.gardening_hint.replaced_by, Maria Sharapova
m.010qg64y, tennis.tennis_match.winner, Maria Sharapova
m.0bvv_7c, tv.tv_guest_role.actor, Maria Sharapova
m.0z8sx2_, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, award.award_winner.awards_won, m.0y4lr2t
m.010qb35v, tennis.tennis_match.winner, Maria Sharapova
Model, people.profession.people_with_this_profession, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvv7q4
Maria Sharapova, tennis.tennis_player.matches_lost, m.0v4zhjg
m.0110xhqp, tennis.tennis_match.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.0ghscfn
Maria Sharapova, tennis.tennis_player.matches_won, m.010_v1mm
Maria Sharapova, people.person.places_lived, m.05t61km
m.0bvznk_, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_lost, m.0j53tz2
m.040typq, people.place_lived.person, Maria Sharapova
Maria Sharapova, nytimes.topic.uri, top$002Freference$002Ftimestopics$002Fpeople$002Fs$002Fmaria_sharapova
m.04d_8d2, people.place_lived.person, Maria Sharapova
m.010r0v0k, sports.competitor_competition_relationship.competitors, Maria Sharapova
Maria Sharapova, tennis.tennis_player.highest_singles_ranking, m.04dx48f
Maria Sharapova, award.competitor.competitions_won, 2014 French Open – Women's Singles
Maria Sharapova, tennis.tennis_tournament_champion.tennis_titles, m.010w_n5s
m.0vw_31q, tennis.tennis_match.loser, Maria Sharapova
Maria Sharapova, award.award_nominee.award_nominations, m.0z8fyjd
Yelena Sharapova, people.person.spouse_s, m.0p75gqn
m.0bw1pxl, tv.tv_guest_role.actor, Maria Sharapova
Yelena Sharapova, people.person.nationality, Belarus
Yuri Sharapov, common.topic.notable_for, g.1258gz42x
Maria Sharapova, olympics.olympic_athlete.medals_won, m.0kh0qzf
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw4kmc
Yuri Sharapov, people.person.profession, Tennis coach
Maria Sharapova, freebase.valuenotation.is_reviewed, Weight
m.0gj3wh3, tennis.tennis_match.loser, Maria Sharapova
Maria Sharapova, base.schemastaging.tennis_player_extra.singles_grand_slams, 4
m.05dz6q0, base.siswimsuitmodels.si_swimsuit_appearance.model, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.hangout, m.064_0dl
Maria Sharapova, base.schemastaging.context_name.official_name, Maria Yuryevna Sharapova
m.0111dnkb, tennis.tennis_match.loser, Maria Sharapova
m.0gm8t9j, tennis.tennis_match.winner, Maria Sharapova
m.064_0cx, base.popstra.friendship.participant, Maria Sharapova
Nyagan, location.location.people_born_here, Maria Sharapova
m.064z_n6, base.popstra.party_attendance_person.person, Maria Sharapova
Maria Sharapova, base.schemastaging.athlete_extra.coaches, m.0j14yxd
Maria Sharapova, freebase.valuenotation.is_reviewed, Gender
m.0z87fjx, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, people.person.height_meters, 1.88
Maria Sharapova, imdb.topic.name_id, nm1682495
m.0652w6g, base.popstra.canoodled.participant, Maria Sharapova
m.064z_rv, base.popstra.paid_support.endorser, Maria Sharapova
m.0tk5_pk, tennis.tennis_match.winner, Maria Sharapova
m.0_ys1_s, tennis.tennis_tournament_championship.winner, Maria Sharapova
m.0bvv7q4, tv.tv_guest_role.actor, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bvx2f6
Maria Sharapova, tennis.tennis_player.matches_won, m.0jzl270
Maria Sharapova, award.award_nominee.award_nominations, m.0z1my5w
m.0_z26bn, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, freebase.valuenotation.is_reviewed, Place of birth
m.0z65c2k, award.award_nomination.award_nominee, Maria Sharapova
Maria Sharapova, base.popstra.celebrity.friendship, m.064_0cx
Maria Sharapova, tennis.tennis_player.career_losses_singles, 70
m.0kdjpv_, common.webpage.topic, Maria Sharapova
Maria Sharapova, tv.tv_actor.guest_roles, m.0bw1pxl
m.010w_n7v, tennis.tennis_match.winner, Maria Sharapova
Maria Sharapova, tennis.tennis_player.matches_won, m.0_z3m8k
Maria Sharapova, tennis.tennis_player.career_wins_singles, 304
Maria Sharapova, award.award_nominee.award_nominations, m.0z3v49j
m.04dzjcp, tennis.tennis_tournament_championship.winner, Maria Sharapova
Maria Sharapova, base.popstra.sww_base.interest, 80
Maria Sharapova, user.robert.default_domain.daylife.hero_image_id, 0aXz6yC2BO8OU
m.010qyl0g, sports.competitor_competition_relationship.competitors, Maria Sharapova
m.0jzl270, tennis.tennis_match.winner, Maria Sharapova
Maria Sharapova, user.narphorium.people.nndb_person.nndb_id, 434$002F000051281

Answer: 2001-04-19