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

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

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