@prefix ns1: <https://martial.is/entity/> .
@prefix ns2: <https://w3id.org/martialis/ontology#> .
@prefix ns3: <https://w3id.org/martialis/vocab/teacher-role/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix ns4: <https://w3id.org/martialis/vocab/source-ref-type/> .
@prefix ns5: <https://w3id.org/martialis/vocab/evidence-weight/> .
@prefix ns6: <http://www.w3.org/ns/prov#> .
@prefix ns7: <https://martial.is/agent/> .
@prefix schema: <https://schema.org/> .
@prefix ns8: <http://www.wikidata.org/entity/> .
@prefix ns9: <http://publications.europa.eu/resource/authority/country/> .

ns1:01KZKY9ZRHF2DG8JJ07FRBGR97 a ns2:Person ;
    ns6:wasDerivedFrom ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH, ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9, ns1:01KZKY9ZRHMPQTAFYD99WDVY1Q ;
    schema:alternateName "John D. Carmack"@en, "John D. Carmack II"@en ;
    schema:description "American computer programmer and video game developer, co-founder of id Software and lead programmer of Wolfenstein 3D, Doom and Quake, later CTO of Oculus VR. Hobbyist grappler: wrestled in junior high and trained Midwest YMCA judo as a teenager, resumed judo in his thirties, and received a year of private Brazilian jiu-jitsu lessons with Carlos Machado, training on Saturdays at his Armadillo Aerospace facility.\n"@en ;
    schema:image _:b2747 ;
    schema:keywords "judo", "brazilian-jiu-jitsu", "hobbyist", "video-game-developer" ;
    schema:name "John Carmack"@en ;
    schema:nationality _:b2749 ;
    schema:sameAs <https://www.wikidata.org/wiki/Q92605>, <http://dbpedia.org/resource/John_Carmack>, <https://isni.org/isni/0000000385378741>, <https://viaf.org/viaf/226231865> ;
    ns2:birthEvent _:b2750 ;
    ns2:deathEvent _:b2753 ;
    ns2:hasEvidence _:b2756, _:b2755, _:b2754 ;
    ns2:hasRankAssertion _:b2757 ;
    ns2:hasTeacherAssertion _:b2765, _:b2760 ;
    ns2:trainedAt ns1:01KZM7FWX58PDQQPAAJR4X7029, ns1:01KZKY9ZRHFRAABJE96Y1X44PN ;
    ns2:wasTaughtBy ns1:01KYG003XD92NPCBEN0M2JF8Y4, ns1:01KZM7FWX5ED60G33KMWKDRWYT .
_:b2765 a ns2:TeacherAssertion ;
    ns2:assertedStyle ns1:01KJJAWN29MA64W22606R3WD9B ;
    ns2:hasConfidence _:b2766 ;
    ns2:hasInteraction _:b2767 ;
    ns2:object ns1:01KZM7FWX5ED60G33KMWKDRWYT ;
    ns2:role ns3:student ;
    ns2:subject ns1:01KZKY9ZRHF2DG8JJ07FRBGR97 .
_:b2767 a ns2:TeacherInteraction ;
    ns6:wasDerivedFrom ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH, ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9 ;
    ns2:hasEvidence _:b2769, _:b2768 ;
    ns2:interactionPeriod _:b2770 ;
    ns2:interactionPlace ns1:01KZM7FWX58PDQQPAAJR4X7029 .
_:b2770 a ns2:TimeInterval .
_:b2769 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9 ;
    ns2:evidenceWeight ns5:high ;
    ns2:quotation "John Carmack promoted to Brown Belt" ;
    ns2:sourceLocation "2007F.html - 'John Carmack promoted to Brown Belt'" ;
    ns2:sourceLocatorLabel "title-locator" ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2768 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH ;
    ns2:evidenceWeight ns5:high ;
    ns2:quotation "I got back into it in my thirties ... the place that I wound up is called Becerra judo. And ... he was a Cuban Olympian ... Then I had judo with one of my coaches another day." ;
    ns2:sourceLocation "1:45:42-1:46:32; 1:47:45-1:47:52" ;
    ns2:sourceLocatorLabel "timestamp" ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2766 a ns2:Confidence ;
    ns6:wasAttributedTo ns7:FSM ;
    ns2:assessedBy ns7:FSM ;
    ns2:confidenceLevel "2"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:confidenceRationale "Carmack describes resuming judo in his thirties at Becerra Judo and later training with \"one of my coaches\"; the club's own website identifies its head as Bert Becerra and records Carmack's 2007 brown belt promotion, but the episode never names the coach explicitly, leaving some doubt about which instructors he learned from" .
_:b2760 a ns2:TeacherAssertion ;
    ns2:assertedStyle ns1:01KJJAWN29MA64W22606R3WD9J ;
    ns2:hasConfidence _:b2761 ;
    ns2:hasInteraction _:b2762 ;
    ns2:object ns1:01KYG003XD92NPCBEN0M2JF8Y4 ;
    ns2:role ns3:private ;
    ns2:subject ns1:01KZKY9ZRHF2DG8JJ07FRBGR97 .
_:b2762 a ns2:TeacherInteraction ;
    ns6:wasDerivedFrom ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH ;
    ns2:hasEvidence _:b2763 ;
    ns2:interactionPeriod _:b2764 ;
    ns2:interactionPlace ns1:01KZKY9ZRHFRAABJE96Y1X44PN .
_:b2764 a ns2:TimeInterval .
_:b2763 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH ;
    ns2:evidenceWeight ns5:high ;
    ns2:quotation "My wife for Christmas one year got me a year of private lessons with Carlos Machado. ... I was in a situation where I had Armadillo Aerospace, my rocketry company at the time, we had enough space. So I had a whole bunch of mats set out there and I would work with Carlos and one of the other guys there on Saturdays." ;
    ns2:sourceLocation "1:47:03-1:47:30" ;
    ns2:sourceLocatorLabel "timestamp" ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2761 a ns2:Confidence ;
    ns6:wasAttributedTo ns7:FSM ;
    ns2:assessedBy ns7:FSM ;
    ns2:confidenceLevel "3"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:confidenceRationale "Carmack states directly on JRE" .
_:b2757 a ns2:RankAssertion ;
    ns6:wasDerivedFrom ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9 ;
    schema:datePublished "2007" ;
    ns2:earliestYear "2007"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:grantedBy ns1:01KZM7FWX5ED60G33KMWKDRWYT ;
    ns2:hasConfidence _:b2758 ;
    ns2:hasEvidence _:b2759 ;
    ns2:latestYear "2007"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:object ns1:01KJJAWN29MA64W22606R3WD9B ;
    ns2:rankSystem ns1:01M11K25NF0E7HG8HWVWM2P3FG ;
    ns2:rankType <https://w3id.org/martialis/vocab/rank-type/kyu> ;
    ns2:subject ns1:01KZKY9ZRHF2DG8JJ07FRBGR97 .
_:b2759 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9 ;
    ns2:evidenceWeight ns5:high ;
    ns2:quotation "John Carmack promoted to Brown Belt" ;
    ns2:sourceLocation "2007F.html - 'John Carmack promoted to Brown Belt'" ;
    ns2:sourceLocatorLabel "title-locator" ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2758 a ns2:Confidence ;
    ns6:wasAttributedTo ns7:FSM ;
    ns2:assessedBy ns7:FSM ;
    ns2:confidenceLevel "3"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:confidenceRationale "The club's own website records the promotion with a dated photograph (2007CarmackBrownBelt.jpg) on its 2007 awards page" .
_:b2756 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZKY9ZRHMPQTAFYD99WDVY1Q ;
    ns2:coversProperty schema:description, schema:name, ns2:birthEvent ;
    ns2:evidenceWeight ns5:high ;
    ns2:sourceRefType ns4:tertiary ;
    ns2:supports true .
_:b2755 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZKY9ZRHNCNX0YCHSXQPBDXH ;
    ns2:coversProperty ns2:hasTeacherAssertion, schema:description ;
    ns2:evidenceWeight ns5:high ;
    ns2:sourceLocation "1:36:14-1:53:20" ;
    ns2:sourceLocatorLabel "timestamp" ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2754 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZM7FWX5NZ9PJDYNDTZPN1P9 ;
    ns2:coversProperty ns2:hasTeacherAssertion, ns2:hasRankAssertion ;
    ns2:evidenceWeight ns5:high ;
    ns2:sourceRefType ns4:primary ;
    ns2:supports true .
_:b2753 a ns2:LifeEvent .
_:b2750 a ns2:LifeEvent ;
    ns6:wasDerivedFrom ns1:01KZKY9ZRHMPQTAFYD99WDVY1Q ;
    schema:birthDate "1970-08-21" ;
    schema:birthPlace _:b2751 ;
    ns2:earliestYear "1970"^^<http://www.w3.org/2001/XMLSchema#integer> ;
    ns2:hasEvidence _:b2752 ;
    ns2:latestYear "1970"^^<http://www.w3.org/2001/XMLSchema#integer> .
_:b2752 a ns2:SourceAssertionRelation ;
    ns2:basedOnSource ns1:01KZKY9ZRHMPQTAFYD99WDVY1Q ;
    ns2:evidenceWeight ns5:high ;
    ns2:sourceRefType ns4:tertiary ;
    ns2:supports true .
_:b2751 schema:addressCountry ns9:USA ;
    schema:name "Shawnee Mission, Kansas" ;
    schema:sameAs ns8:Q7491542 .
_:b2749 schema:addressCountry ns9:USA ;
    schema:sameAs ns8:Q30 .
_:b2747 schema:contentUrl <https://upload.wikimedia.org/wikipedia/commons/4/4e/John_Carmack_at_GDCA_2017_--_1_March_2017_%28cropped%29.jpeg> ;
    ns2:imageAttribution _:b2748 .
_:b2748 schema:citation "John Carmack at GDCA 2017 (cropped) - Wikimedia Commons" ;
    schema:url <https://commons.wikimedia.org/wiki/File:John_Carmack_at_GDCA_2017_--_1_March_2017_(cropped).jpeg> ;
    ns2:evidenceWeight ns5:medium ;
    ns2:sourceRefType ns4:secondary .