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

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

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