*SUPPORT*
IN: blicket gazzer dax gazzer dax gazzer kiki OUT: PURPLE YELLOW YELLOW RED
IN: kiki gazzer kiki zup fep OUT: RED RED RED RED RED
IN: blicket OUT: PURPLE
IN: kiki gazzer blicket gazzer kiki zup fep OUT: RED PURPLE RED RED RED RED
IN: wif OUT: BLUE
IN: wif zup OUT: BLUE BLUE
IN: kiki fep OUT: RED RED
IN: wif gazzer kiki zup zup OUT: BLUE RED RED RED RED
IN: wif wif fep OUT: BLUE BLUE BLUE BLUE
IN: kiki kiki OUT: RED RED
IN: dax wif OUT: YELLOW BLUE
IN: blicket gazzer dax dax fep OUT: PURPLE YELLOW YELLOW YELLOW YELLOW
IN: dax gazzer kiki gazzer blicket zup OUT: YELLOW RED PURPLE PURPLE
IN: dax dax zup OUT: YELLOW YELLOW YELLOW YELLOW

*QUERY*
IN: dax fep fep zup OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif gazzer kiki fep OUT: BLUE RED RED
IN: dax fep OUT: YELLOW YELLOW
IN: dax OUT: YELLOW
IN: kiki OUT: RED
IN: blicket gazzer dax zup OUT: PURPLE YELLOW YELLOW
IN: blicket gazzer dax gazzer dax zup OUT: PURPLE YELLOW YELLOW YELLOW
IN: blicket fep OUT: PURPLE PURPLE
IN: dax gazzer wif zup OUT: YELLOW BLUE BLUE
IN: kiki gazzer kiki OUT: RED RED

*GRAMMAR*
blicket -> PURPLE 
 wif -> BLUE 
 kiki -> RED 
 dax -> YELLOW 
 u1 gazzer x1 -> [u1] [x1] 
 x1 zup -> [x1] [x1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 