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

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

*GRAMMAR*
fep -> PURPLE 
 wif -> RED 
 gazzer -> PINK 
 tufa -> BLUE 
 x1 kiki x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u1] 
 x1 lug x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 