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

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

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