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

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

*GRAMMAR*
fep -> PURPLE 
 zup -> GREEN 
 dax -> YELLOW 
 lug -> RED 
 x1 blicket x2 -> [x2] [x1] 
 x1 kiki x2 -> [x1] [x2] [x2] [x1] 
 x1 wif u1 -> [u1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 