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

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

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