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

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

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