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

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

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