| gptkbp:instanceOf | gptkb:Roof_type 
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                                | gptkbp:advantage | complex construction higher maintenance costs
 maximizes usable attic space
 potential for water leakage
 allows for extra stories without raising building height
 
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                                | gptkbp:alsoKnownAs | gptkb:French_roof 
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                                | gptkbp:characterizedBy | two slopes on each of its four sides 
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                                | gptkbp:enables | additional living space in attic 
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                                | gptkbp:feature | dormer windows decorative cornices
 ornamental cresting
 
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                                | gptkbp:foundIn | townhouses historic mansions
 urban buildings
 
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                                | gptkbp:influenced | gptkb:Second_Empire_style_in_the_United_States 
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                                | gptkbp:influencedBy | French Renaissance architecture 
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                                | gptkbp:lowerSlope | steeper than upper slope 
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                                | gptkbp:material | gptkb:metal gptkb:slate
 shingles
 
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                                | gptkbp:namedAfter | gptkb:François_Mansart 
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                                | gptkbp:originatedIn | gptkb:France 
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                                | gptkbp:popularFor | 17th century 
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                                | gptkbp:popularizedBy | gptkb:François_Mansart 
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                                | gptkbp:upperSlope | almost flat or shallow 
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                                | gptkbp:usedIn | gptkb:Renaissance_architecture gptkb:Second_Empire_architecture
 Victorian architecture
 
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                                | gptkbp:bfsParent | gptkb:Vampire_Weekend_(album) 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Mansard Roof 
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