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

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

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