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

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

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