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

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

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