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

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

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