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

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

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