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

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

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