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

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

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