| gptkbp:instanceOf | gptkb:train 
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                                | gptkbp:category | gptkb:agricultural_machinery vintage tractor
 British invention
 
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                                | gptkbp:color | grey 
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                                | gptkbp:countryOfOrigin | gptkb:United_Kingdom 
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                                | gptkbp:engineType | diesel petrol
 TVO (Tractor Vaporising Oil)
 
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                                | gptkbp:introduced | 1936 
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                                | gptkbp:inventedBy | gptkb:Harry_Ferguson 
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                                | gptkbp:manufacturer | gptkb:Ferguson_Company 
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                                | gptkbp:marketedIn | gptkb:Australia gptkb:Canada
 gptkb:New_Zealand
 gptkb:United_Kingdom
 gptkb:United_States
 
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                                | gptkbp:mergedInto | gptkb:Massey_Harris 
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                                | gptkbp:nickname | Little Grey Fergie 
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                                | gptkbp:notableEvent | gptkb:Ford-Ferguson_partnership Ferguson System introduction
 Ferguson lawsuit against Ford
 Ferguson-Brown Model A launch
 
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                                | gptkbp:notableFeature | three-point linkage system 
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                                | gptkbp:notableInvention | three-point linkage patent 
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                                | gptkbp:notableModel | Ferguson TE20 Ferguson FE35
 Ferguson TEA20
 Ferguson TED20
 Ferguson TEF20
 Ferguson TO20
 Ferguson TO30
 
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                                | gptkbp:productionStartYear | 1936-1956 
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                                | gptkbp:successor | Massey Ferguson tractor 
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                                | gptkbp:usedFor | agriculture hauling
 ploughing
 tillage
 
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                                | gptkbp:bfsParent | gptkb:Harry_Ferguson 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Ferguson tractor 
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