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

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

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