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

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

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