*SUPPORT*
IN: zup tufa OUT: PURPLE PURPLE
IN: dax dax wif kiki wif dax dax tufa OUT: RED RED RED RED YELLOW RED
IN: zup wif zup fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: kiki wif dax wif zup fep OUT: PURPLE RED YELLOW PURPLE RED YELLOW
IN: gazzer kiki gazzer fep OUT: BLUE YELLOW BLUE BLUE YELLOW BLUE
IN: gazzer kiki tufa OUT: BLUE YELLOW YELLOW
IN: dax wif kiki wif dax OUT: RED YELLOW RED
IN: zup kiki OUT: PURPLE YELLOW
IN: dax dax wif zup OUT: RED PURPLE RED
IN: kiki wif gazzer tufa OUT: BLUE BLUE YELLOW
IN: zup fep OUT: PURPLE PURPLE
IN: kiki tufa OUT: YELLOW YELLOW
IN: kiki wif zup tufa OUT: PURPLE PURPLE YELLOW
IN: kiki gazzer wif zup OUT: YELLOW PURPLE BLUE

*QUERY*
IN: gazzer zup tufa OUT: BLUE PURPLE PURPLE
IN: dax wif kiki tufa fep OUT: YELLOW YELLOW RED YELLOW YELLOW RED
IN: kiki zup dax OUT: YELLOW PURPLE RED
IN: zup wif gazzer fep OUT: BLUE PURPLE BLUE PURPLE
IN: zup gazzer wif kiki tufa OUT: PURPLE YELLOW YELLOW BLUE
IN: dax fep OUT: RED RED
IN: dax OUT: RED
IN: zup gazzer fep OUT: PURPLE BLUE PURPLE BLUE
IN: zup tufa fep fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: zup kiki wif kiki zup OUT: PURPLE YELLOW PURPLE YELLOW

*GRAMMAR*
gazzer -> BLUE 
 zup -> PURPLE 
 kiki -> YELLOW 
 dax -> RED 
 u1 tufa -> [u1] [u1] 
 x1 fep -> [x1] [x1] 
 u1 wif x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 