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

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

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