EXTERNPROTO bulb [
  eventIn MFString message
  exposedField SFInt32 type
  exposedField SFColor text
  exposedField SFVec3f scale
  exposedField SFVec3f translation
  exposedField MFString string
  exposedField SFColor color
  exposedField SFFloat transparency 
  exposedField SFVec3f text_scale
  exposedField SFVec3f text_translation
  ][ "@vr-proto-bulb.wrl#bulb" ]