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

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

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