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

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

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