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

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

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