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

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

*GRAMMAR*
fep -> RED 
 lug -> BLUE 
 zup -> PURPLE 
 dax -> YELLOW 
 u1 wif -> [u1] [u1] 
 u1 blicket u2 -> [u2] [u1] 
 u1 kiki x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 