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

*QUERY*
IN: wif lug wif OUT: PURPLE PURPLE PURPLE
IN: wif lug gazzer OUT: PINK PURPLE PURPLE
IN: gazzer wif OUT: PINK PURPLE
IN: gazzer lug gazzer OUT: PINK PINK PINK
IN: zup OUT: GREEN
IN: zup zup OUT: GREEN GREEN
IN: tufa lug zup OUT: GREEN BLUE BLUE
IN: gazzer OUT: PINK
IN: tufa lug gazzer OUT: PINK BLUE BLUE
IN: tufa wif OUT: BLUE PURPLE

*GRAMMAR*
wif -> PURPLE 
 gazzer -> PINK 
 zup -> GREEN 
 tufa -> BLUE 
 u1 blicket -> [u1] [u1] 
 u1 lug u2 -> [u2] [u1] [u1] 
 x1 dax x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 