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

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

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