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

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

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