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

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

*GRAMMAR*
lug -> PINK 
 kiki -> PURPLE 
 fep -> YELLOW 
 tufa -> RED 
 x1 dax x2 -> [x2] [x1] 
 u1 gazzer x1 -> [u1] [x1] 
 x1 wif u1 -> [u1] [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 