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

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

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