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

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

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