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

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

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