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

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

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