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

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

*GRAMMAR*
gazzer -> RED 
 tufa -> BLUE 
 kiki -> PURPLE 
 wif -> YELLOW 
 x1 lug x2 -> [x1] [x2] [x2] [x1] [x2] 
 x1 dax x2 -> [x1] [x1] [x2] 
 x1 zup -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 