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

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

*GRAMMAR*
dax -> GREEN 
 kiki -> PINK 
 wif -> BLUE 
 tufa -> YELLOW 
 u1 lug -> [u1] [u1] 
 u1 fep u2 -> [u2] [u1] 
 u1 gazzer -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 