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

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

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