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

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

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