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

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

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