police is part of:

police contains:
    25%  space-police
    25%  space-police-1  (indirectly)
    25%  space-police-2  (indirectly)

Full expansion for police:
   100%  Helmet w/ Red Line, Black "POLICE"
   100%  Police Sticker Sheet from 4012
   100%  Police Sticker Sheet from 6625
   100%  Police Torso w/ Necktie & Badge
   100%  Zippered Police Torso
   100%  1x2 Tile w/ Red Line, Black "POLICE"
   100%  1x6 Brick w/ "POLICE"
    90%  1x2 Brick w/ Police Badge Logo
    90%  2x2 Sloped Brick w/ Phone/Cop/Tape
    80%  Technic Police Sticker Sheet from 8230
    70%  3x4 Sloped Wheel-Well Headlight Brick w/ Police Badge Logo
    25%  Space Police I Torso
    25%  2x2 Tile w/ Silver "SPACE POLICE"
    25%  2x3 Low-Slope Brick w/ "SPACE POLICE"