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

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

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