[From string (line 16) ]                                                                                  
                                                                                                          
@startuml                                                                                                 
!$data={"partlen": "2", "game": "GamePlantuml", "participants": [                                         
                                                                                                          
:a;                                                                                                       
!foreach $part in $data.participants                                                                      
  :$part.name as $part.as;                                                                                
  :1 access to json: [$data.color.A, $data.color.B] $part.team -> $data.color of $part.team;              
  :2 access to json: [$data.color.A, $data.color.B] $part.team -> $data.color[$part.team];                
  :3 access to json, **with multiple indirection**: $part.team -> $data[$data.color[$part.team]]["paler"];
^^^^^                                                                                                     
 Data parsing error