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

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

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