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

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

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