anchor.diff:  http://photos3.zillowstatic.com/p_g/IS9phr7xm2ejv91000000000.jpg,2539,Lombard,St,,San Francisco,CA,94123,5995,3
   http://photos3.zillowstatic.com/p_g/IS99tt0df2ebtm0000000000.jpg,76,Collins,St,,San Francisco,CA,94118,10550,3
   http://photos2.zillowstatic.com/p_g/IS1f0973ohmrju1000000000.jpg,201,Telegraph Hill,Blvd,,San Francisco,CA,94133,4600,2
  -http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.803845,-122.405780/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6,Haight,St,,San Francisco,CA,94102,3750,2
  -http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.796298,-122.411726/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6,9 Princeton,St,# HOUSE,San Francisco,CA,94134,3985,3
  +"http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.803845,-122.405780/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",Haight,St,,San Francisco,CA,94102,3750,2
  +"http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.796298,-122.411726/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",9 Princeton,St,# HOUSE,San Francisco,CA,94134,3985,3
   http://photos1.zillowstatic.com/p_g/IS95yyc0h8trfh0000000000.jpg,420,Mission Bay,Blvd N,UNIT 706,San Francisco,CA,94158,3995,1
   http://photos2.zillowstatic.com/p_g/IShn5b0rg7o9980000000000.jpg,1501,Filbert,St,APT 1B,San Francisco,CA,94123,13500,3
   http://photos3.zillowstatic.com/p_g/IStgwkkyks67761000000000.jpg,300,Holyoke,St,,San Francisco,CA,94134,4250,3
   http://photos2.zillowstatic.com/p_g/ISp1uly87cn8a70000000000.jpg,408,Font,Blvd,,San Francisco,CA,94132,3625,2
  -http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.798610,-122.427013/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6,10th,Ave,,San Francisco,CA,94118,8300,3
  -http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.725650,-122.462525/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6,587 Burnett,Ave,APT 5,San Francisco,CA,94131,3199,1
  +"http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.798610,-122.427013/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",10th,Ave,,San Francisco,CA,94118,8300,3
  +"http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.725650,-122.462525/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",587 Burnett,Ave,APT 5,San Francisco,CA,94131,3199,1
   http://photos1.zillowstatic.com/p_g/ISxz1xh16teruo0000000000.jpg,400,Lansdale,Ave,,San Francisco,CA,94127,5775,4
   http://photos3.zillowstatic.com/p_g/ISliwnhau054gd0000000000.jpg,1408,P,st,,St,,San Francisco,CA,94109,8100,3
   http://photos3.zillowstatic.com/p_g/IS5ip1u2mrov0b1000000000.jpg,3637,18th,St,APT 1,San Francisco,CA,94110,6200,3
  
positive.code: http://photos1.zillowstatic.com/p_g/ISdonafeclroq91000000000.jpg,148,Divisadero,St,APT A,San Francisco,CA,94117,4250,2
  http://photos3.zillowstatic.com/p_g/ISxbbwotlg97311000000000.jpg,1,Baker,St,APT 5C,San Francisco,CA,94117,4000,2
  http://photos1.zillowstatic.com/p_g/ISp9sttbwepx2i1000000000.jpg,1901,Pacific,Ave,,San Francisco,CA,94109,3000,1
  http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.781543,-122.442107/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6,333 Beale,St,,San Francisco,CA,94105,4250,1
  http://photos2.zillowstatic.com/p_g/ISd0pb2yedy9my0000000000.jpg,535,Missouri,Street,# FL ,ST,,San Francisco,CA,94107,12000,3
  http://photos2.zillowstatic.com/p_g/IS5uyw5ooyzcvt1000000000.jpg,445,Fulton,St,,San Francisco,CA,94102,5050,2
  http://photos3.zillowstatic.com/p_g/ISxb7dfa897lft0000000000.jpg,1635,Gough,St,APT 502,San Francisco,CA,94109,3195,1
  
negative.code: http://photos3.zillowstatic.com/p_g/IS9h3jx9ahk4611000000000.jpg,4544,Fulton,St,,San Francisco,CA,94121,4650,2
  http://photos1.zillowstatic.com/p_g/ISxn08gmuvoesx1000000000.jpg,2414,Jones,Street,# FL 2ND,San Francisco,CA,94133,3495,1
  http://photos1.zillowstatic.com/p_g/ISl67870gxz1v80000000000.jpg,400,Monterey,Blvd,APT 4,San Francisco,CA,94127,3200,2
  "http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.749078,-122.450109/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",300 Holyoke,St,,San Francisco,CA,94134,4250,3
  http://photos2.zillowstatic.com/p_g/IS5a7utwcownt00000000000.jpg,579,Geary,St,UNIT 2,San Francisco,CA,94102,5995,2
  "http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.790821,-122.410987/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",Louisburg,St,,San Francisco,CA,94112,3800,3
  "http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.791155,-122.395826/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",1565 Washington,St,,San Francisco,CA,94109,3145,1
  http://photos2.zillowstatic.com/p_g/ISp9wkt413h7010000000000.jpg,2755,38th,Ave,,San Francisco,CA,94116,3525,2
  http://photos3.zillowstatic.com/p_g/ISxn08k9fcti541000000000.jpg,42,States,St,,San Francisco,CA,94114,9000,3
  http://photos2.zillowstatic.com/p_g/ISpx6lzxsmpkm50000000000.jpg,69,Jersey,St,,San Francisco,CA,94114,5400,2
  http://photos2.zillowstatic.com/p_g/ISptby99ufjb920000000000.jpg,2933,Yorba,St,,San Francisco,CA,94116,4400,3
  "http://dev.virtualearth.net/REST/v1/Imagery/Map/Aerial/37.781730,-122.422248/17?mapSize=150112,&key=AmdvKO2hNoyLePakiVzRBZiGPKCxV6MtwWneohoPfmXclTaRTzvT6_Ict5-PBHO6",451 Kansas,St,UNIT 376,San Francisco,CA,94107,4275,2
  http://photos3.zillowstatic.com/p_g/ISlikafqa3m5r41000000000.jpg,1877,8th,Ave,,San Francisco,CA,94122,3700,2
  http://photos1.zillowstatic.com/p_g/ISl6zdu38hysi81000000000.jpg,667,Ofarrell,St,APT 4,San Francisco,CA,94109,1895,Studio
  http://photos2.zillowstatic.com/p_g/IStkrn63qjrjy90000000000.jpg,1619,10th,Ave,,San Francisco,CA,94122,3900,3
  