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

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

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