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

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

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