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

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

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