| gptkbp:instanceOf | gptkb:person 
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                                | gptkbp:almaMater | gptkb:Princeton_University 
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                                | gptkbp:awardReceived | gptkb:National_Medal_of_Science gptkb:mathematics
 
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                                | gptkbp:birthPlace | gptkb:Los_Angeles,_California,_United_States 
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                                | gptkbp:birthYear | 1951 
 | 
                        
                            
                                | gptkbp:doctoralAdvisor | gptkb:William_Browder 
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                                | gptkbp:employer | gptkb:Microsoft_Station_Q 
 | 
                        
                            
                                | gptkbp:fieldOfWork | gptkb:mathematics gptkb:topology
 
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                                | gptkbp:knownFor | work on the topology of 4-manifolds 
 | 
                        
                            
                                | gptkbp:memberOf | gptkb:National_Academy_of_Sciences 
 | 
                        
                            
                                | gptkbp:nationality | gptkb:American 
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                                | gptkbp:notableWork | proof of the 4-dimensional Poincaré conjecture 
 | 
                        
                            
                                | gptkbp:occupation | gptkb:mathematician 
 | 
                        
                            
                                | gptkbp:bfsParent | gptkb:Poincaré_conjecture_(higher_dimensions) gptkb:Math
 gptkb:Ian_Agol
 
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                                | gptkbp:bfsLayer | 6 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Michael Freedman 
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