*SUPPORT*
IN: fep lug wif OUT: PINK BLUE
IN: fep dax wif OUT: BLUE BLUE PINK
IN: wif gazzer dax gazzer OUT: PINK RED RED RED
IN: gazzer OUT: RED
IN: tufa gazzer OUT: GREEN RED
IN: wif dax wif OUT: PINK PINK PINK
IN: wif gazzer dax tufa OUT: PINK RED RED GREEN
IN: gazzer wif lug wif OUT: RED PINK PINK
IN: tufa OUT: GREEN
IN: tufa dax wif zup fep OUT: GREEN GREEN PINK BLUE
IN: gazzer tufa dax wif OUT: RED GREEN GREEN PINK
IN: wif dax fep OUT: PINK PINK BLUE
IN: gazzer gazzer lug wif OUT: RED PINK RED
IN: wif wif lug wif OUT: PINK PINK PINK

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

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