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

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

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