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

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

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