*SUPPORT*
IN: wif OUT: BLUE
IN: gazzer kiki kiki OUT: GREEN GREEN GREEN GREEN
IN: dax wif OUT: RED BLUE
IN: zup dax zup tufa gazzer OUT: PINK RED PINK GREEN PINK RED PINK
IN: wif zup OUT: BLUE PINK
IN: zup tufa wif OUT: PINK BLUE PINK
IN: dax tufa dax tufa wif OUT: RED RED RED BLUE RED RED RED
IN: zup gazzer OUT: PINK GREEN
IN: zup tufa dax OUT: PINK RED PINK
IN: wif kiki OUT: BLUE BLUE
IN: dax wif kiki OUT: RED BLUE RED BLUE
IN: gazzer OUT: GREEN
IN: zup zup tufa dax OUT: PINK PINK RED PINK PINK
IN: wif wif tufa dax OUT: BLUE BLUE RED BLUE BLUE

*QUERY*
IN: dax OUT: RED
IN: gazzer dax kiki OUT: GREEN RED GREEN RED
IN: wif tufa zup kiki OUT: BLUE PINK BLUE BLUE PINK BLUE
IN: wif kiki lug zup OUT: BLUE BLUE PINK PINK BLUE BLUE
IN: zup OUT: PINK
IN: wif wif OUT: BLUE BLUE
IN: dax wif zup kiki OUT: RED BLUE PINK RED BLUE PINK
IN: gazzer tufa gazzer OUT: GREEN GREEN GREEN
IN: dax lug wif kiki OUT: RED BLUE BLUE BLUE BLUE RED
IN: dax wif tufa zup OUT: RED BLUE PINK RED BLUE

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