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

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

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