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

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

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