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

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

*GRAMMAR*
zup -> GREEN 
 dax -> RED 
 wif -> PINK 
 kiki -> BLUE 
 x1 gazzer -> [x1] [x1] 
 u1 tufa u2 -> [u1] [u2] 
 x1 fep u1 -> [x1] [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 