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

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

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