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

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

*GRAMMAR*
tufa -> PINK 
 gazzer -> PURPLE 
 zup -> RED 
 fep -> GREEN 
 x1 dax x2 -> [x1] [x2] 
 x1 wif u1 -> [u1] [x1] 
 u1 lug x1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 