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

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

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