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

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

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