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

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

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