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

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

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