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

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

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