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

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

*GRAMMAR*
fep -> RED 
 dax -> YELLOW 
 lug -> GREEN 
 blicket -> PURPLE 
 x1 zup x2 -> [x2] [x1] 
 u1 kiki u2 -> [u2] [u1] [u1] 
 u1 wif u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 