position         best year             best 2 - year period   best 3 - year period best 5 - year period best 10 - year period            best 15 - year period
0          1           fischer                          fischer                fischer   fischer , kasparov  fischer , capablanca                       capablanca
1          2           kramnik  kramnik , capablanca , kasparov  capablanca , kasparov   fischer , kasparov  fischer , capablanca                 karpov , kramnik
2          3          kasparov  kramnik , capablanca , kasparov  capablanca , kasparov           capablanca               kramnik                 karpov , kramnik
3          4         botvinnik  kramnik , capablanca , kasparov                smyslov  kramnik , botvinnik              kasparov               smyslov , kasparov
4          5        capablanca                 karpov , smyslov              botvinnik  kramnik , botvinnik      karpov , smyslov               smyslov , kasparov
5          6            karpov                 karpov , smyslov                kramnik              smyslov      karpov , smyslov                          fischer
6          7     smyslov , tal             botvinnik , alekhine                 karpov      karpov , lasker   botvinnik , spassky  botvinnik , spassky , petrosian
7          8     smyslov , tal             botvinnik , alekhine       spassky , lasker      karpov , lasker   botvinnik , spassky  botvinnik , spassky , petrosian
8          9         petrosian                            anand       spassky , lasker     alekhine , anand                 anand  botvinnik , spassky , petrosian
9         10              euwe                    tal , spassky                  anand     alekhine , anand    lasker , petrosian                            anand
10        11           spassky                    tal , spassky              petrosian  petrosian , spassky    lasker , petrosian                              tal
11        12  alekhine , anand                    lasker , euwe         tal , alekhine  petrosian , spassky        tal , alekhine                alekhine , lasker
12        13  alekhine , anand                    lasker , euwe         tal , alekhine           euwe , tal        tal , alekhine                alekhine , lasker
13        14            lasker                        petrosian                   euwe           euwe , tal                  euwe                             euwe
14        15            morphy                           morphy                 morphy             steinitz              steinitz                         steinitz

Table as JSON:
{"position":{"0":1,"1":2,"2":3,"3":4,"4":5,"5":6,"6":7,"7":8,"8":9,"9":10,"10":11,"11":12,"12":13,"13":14,"14":15},"best year":{"0":"fischer","1":"kramnik","2":"kasparov","3":"botvinnik","4":"capablanca","5":"karpov","6":"smyslov , tal","7":"smyslov , tal","8":"petrosian","9":"euwe","10":"spassky","11":"alekhine , anand","12":"alekhine , anand","13":"lasker","14":"morphy"},"best 2 - year period":{"0":"fischer","1":"kramnik , capablanca , kasparov","2":"kramnik , capablanca , kasparov","3":"kramnik , capablanca , kasparov","4":"karpov , smyslov","5":"karpov , smyslov","6":"botvinnik , alekhine","7":"botvinnik , alekhine","8":"anand","9":"tal , spassky","10":"tal , spassky","11":"lasker , euwe","12":"lasker , euwe","13":"petrosian","14":"morphy"},"best 3 - year period":{"0":"fischer","1":"capablanca , kasparov","2":"capablanca , kasparov","3":"smyslov","4":"botvinnik","5":"kramnik","6":"karpov","7":"spassky , lasker","8":"spassky , lasker","9":"anand","10":"petrosian","11":"tal , alekhine","12":"tal , alekhine","13":"euwe","14":"morphy"},"best 5 - year period":{"0":"fischer , kasparov","1":"fischer , kasparov","2":"capablanca","3":"kramnik , botvinnik","4":"kramnik , botvinnik","5":"smyslov","6":"karpov , lasker","7":"karpov , lasker","8":"alekhine , anand","9":"alekhine , anand","10":"petrosian , spassky","11":"petrosian , spassky","12":"euwe , tal","13":"euwe , tal","14":"steinitz"},"best 10 - year period":{"0":"fischer , capablanca","1":"fischer , capablanca","2":"kramnik","3":"kasparov","4":"karpov , smyslov","5":"karpov , smyslov","6":"botvinnik , spassky","7":"botvinnik , spassky","8":"anand","9":"lasker , petrosian","10":"lasker , petrosian","11":"tal , alekhine","12":"tal , alekhine","13":"euwe","14":"steinitz"},"best 15 - year period":{"0":"capablanca","1":"karpov , kramnik","2":"karpov , kramnik","3":"smyslov , kasparov","4":"smyslov , kasparov","5":"fischer","6":"botvinnik , spassky , petrosian","7":"botvinnik , spassky , petrosian","8":"botvinnik , spassky , petrosian","9":"anand","10":"tal","11":"alekhine , lasker","12":"alekhine , lasker","13":"euwe","14":"steinitz"}}