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

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

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