anchor.diff:  Beta-324748,2190,30,0,,Lukula,COD,,Trench,0,-5.435267,12.961583,Hubau/Van den Bulcke et al. 2014
   Beta-329503,900,30,0,Elaeis guineensis,Lukula,COD,,Trench,0,-5.435267,12.961583,Hubau/Van den Bulcke et al. 2014
   Beta-329504,1200,30,0,Elaeis guineensis,Lukula,COD,,Trench,0,-5.435267,12.961583,Hubau/Van den Bulcke et al. 2014
  -Beta-44107,50,50,0,Shell (River/Ocean),Evinayong,GAB,,,,0.6,9.65,Clist 2004/05
  -Beta-44108,440,80,0,Shell (River/Ocean),Evinayong,GAB,,,,0.6,9.65,Clist 2004/05
  +Beta-44107,50,50,0,Shell (River/Ocean),Evinayong,GAB,,,0,0.6,9.65,Clist 2004/05
  +Beta-44108,440,80,0,Shell (River/Ocean),Evinayong,GAB,,,0,0.6,9.65,Clist 2004/05
   Beta-46139,2160,70,0,Charcoal,Ofoubou 16,GAB,,,,-1.4052,10.0713,Clist 2004/05
   Beta-46140,1090,70,0,Charcoal,Ofoubou 33,GAB,,,,-1.4052,10.0713,Clist 2004/05
   Beta-46141,2390,50,0,Charcoal,Ofoubou 5,GAB,,,,-1.4052,10.0713,Clist 2004/05
  
positive.code: Gif-2294,0,0,0,,Ruzizi,RWA,,,,-2.494502,28.892014,van Noten 1982
  Gif-2295,250,90,0,,Gaseke,RWA,,,,-1.767514,29.550644,van Noten 1982
  Gif-2673,190,90,0,,Betume,CAF,,,,,,van Noten 1982
  Gif-2914,1230,90,0,Shell (River/Ocean),Cap Lopez,GAB,,,,-0.772646,8.781164,Clist 2004/05
  Gif-2948,1890,90,0,,Point-Noire,COG,,,0,-4.75,11.85,Kouyoumontzakis u.a. 1985
  Gif-3449,520,80,0,,Loango,COG,,,0,-4.65,11.790278,Kouyoumontzakis u.a. 1985
  Gif-3450,2910,110,0,,Point-Noire,COG,,,0,-4.75,11.85,Kouyoumontzakis u.a. 1985
  Gif-3454,170,100,0,,Kafubu,COD,,,,,,van Noten 1982
  Gif-3455,1140,90,0,,Kafubu,COD,,,,,,van Noten 1982
  Gif-3456,2030,100,0,,Kafubu,COD,,,,,,van Noten 1982
  Gif-3479,3400,100,0,Shell (River/Ocean),Baia Farta,AGO,,,,-12.683333,13.2,de Maret 1985
  Gif-3662,640,60,0,,Toala,CAF,,,,6.352778,15.998333,Moga 2008
  Gif-4148,0,0,0,Charcoal,Sou,CMR,,,,12.2,14.7,de Maret 1985
  Gif-4149,580,80,0,Charcoal,Sou,CMR,,,,12.2,14.7,de Maret 1985
  
negative.code: TH-1175,2040,130,0,Charcoal,Bafounda,CMR,,,0,5.543333,10.326944,Hori et al. 1986
  TO-8172,3460,200,0,Pennisetum glaucum,Birimi,,,,,10.561541,-0.392823,Manning 2010
  TO-8173,2960,370,0,Pennisetum glaucum,Birimi,,,,,10.561541,-0.392823,Manning 2010
  Tx-5956,2880,90,0,,Tchissanga,COG,West,,0,-4.538866,11.798009,Denbow 2012
  Tx-5957,1720,80,0,,Madingo-Kayes,COG,,,,-4.43167,11.69611,Denbow 1990
  Tx-5958,1810,60,0,,Madingo-Kayes,COG,,,,-4.43167,11.69611,Denbow 1990
  Tx-6183,2110,60,0,,Tandou-Youmbi,COG,,Pit,,-4.41639,11.69056,Denbow 1990
  