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

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

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