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

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

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