#flare  a burst of light used to communicate or illuminate
  supertype:  #visual_signal  a signal that involves visual communication
  subtype:  #star_shell  an artillery shell containing an illuminant
  subtype:  #Bengal_light  a steady bright blue light; formerly used as a signal but now a firework
  subtype:  #Very_light  a colored flare fired from a Very pistol

No statement uses or specializes #flare; click here to add one.