*SUPPORT*
IN: lug zup fep gazzer OUT: BLUE BLUE BLUE PURPLE PURPLE PURPLE
IN: lug zup dax fep dax OUT: YELLOW BLUE YELLOW PURPLE PURPLE PURPLE
IN: dax zup dax tufa blicket OUT: GREEN YELLOW YELLOW YELLOW YELLOW
IN: dax OUT: YELLOW
IN: lug gazzer OUT: PURPLE PURPLE PURPLE
IN: dax lug tufa blicket OUT: YELLOW GREEN PURPLE
IN: lug OUT: PURPLE
IN: dax tufa lug OUT: PURPLE YELLOW
IN: blicket zup fep lug zup fep OUT: BLUE BLUE PURPLE PURPLE PURPLE GREEN GREEN GREEN
IN: lug tufa lug OUT: PURPLE PURPLE
IN: blicket OUT: GREEN
IN: blicket tufa fep OUT: BLUE GREEN
IN: blicket lug tufa lug OUT: GREEN PURPLE PURPLE
IN: blicket zup blicket tufa lug OUT: PURPLE GREEN GREEN GREEN GREEN

*QUERY*
IN: dax gazzer OUT: YELLOW YELLOW YELLOW
IN: fep blicket zup fep gazzer OUT: BLUE BLUE BLUE BLUE GREEN GREEN GREEN
IN: fep fep gazzer OUT: BLUE BLUE BLUE BLUE
IN: lug fep zup dax gazzer OUT: PURPLE YELLOW YELLOW YELLOW BLUE BLUE BLUE
IN: lug zup blicket gazzer OUT: GREEN GREEN GREEN PURPLE PURPLE PURPLE
IN: dax zup dax zup lug OUT: PURPLE YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: fep blicket gazzer OUT: BLUE GREEN GREEN GREEN
IN: dax tufa dax OUT: YELLOW YELLOW
IN: lug lug blicket tufa dax OUT: PURPLE PURPLE YELLOW GREEN
IN: lug zup fep OUT: BLUE PURPLE PURPLE PURPLE

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