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

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

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