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

*QUERY*
IN: kiki OUT: PINK
IN: gazzer tufa gazzer OUT: PURPLE PURPLE
IN: kiki wif gazzer OUT: PINK YELLOW PURPLE
IN: kiki tufa dax OUT: RED PINK
IN: wif zup gazzer kiki lug wif OUT: YELLOW YELLOW PURPLE YELLOW YELLOW PINK
IN: wif kiki OUT: YELLOW PINK
IN: gazzer zup gazzer zup dax tufa gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE RED
IN: wif lug wif tufa wif OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif OUT: YELLOW
IN: dax lug wif tufa kiki OUT: PINK YELLOW PINK YELLOW RED

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