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

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

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