Group {
  
  children [
  conversation {
  
  reverse IS reverse
  
  p1 USE p1
  p2 USE p2
  b1 USE b1
  b2 USE b2
  scene IS scene
  speed IS speed
  
  switch IS switch
  
  
  
  
  color IS color
  transparency IS transparency
  node IS node
  cycle IS cycle
  
  scale IS scale
  translation IS translation
  rotation IS rotation
  children IS children
  addChildren IS addChildren
  removeChildren IS removeChildren
  }
  ] }
  
  } ## end proto