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

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

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