*SUPPORT*
IN: kiki gazzer zup OUT: BLUE GREEN
IN: dax fep OUT: PURPLE PURPLE PURPLE
IN: zup gazzer kiki OUT: GREEN BLUE
IN: zup tufa wif OUT: BLUE YELLOW YELLOW YELLOW
IN: dax wif fep OUT: PURPLE YELLOW YELLOW YELLOW
IN: wif OUT: YELLOW
IN: dax gazzer kiki OUT: GREEN PURPLE
IN: kiki tufa dax OUT: GREEN PURPLE PURPLE PURPLE
IN: zup gazzer zup OUT: BLUE BLUE
IN: zup fep OUT: BLUE BLUE BLUE
IN: dax OUT: PURPLE
IN: zup zup OUT: BLUE BLUE
IN: wif fep OUT: YELLOW YELLOW YELLOW
IN: zup OUT: BLUE

*QUERY*
IN: kiki OUT: GREEN
IN: kiki fep OUT: GREEN GREEN GREEN
IN: wif tufa zup kiki OUT: YELLOW BLUE GREEN BLUE GREEN BLUE GREEN
IN: kiki zup fep OUT: GREEN BLUE BLUE BLUE
IN: wif tufa wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: kiki gazzer dax OUT: PURPLE GREEN
IN: dax gazzer dax OUT: PURPLE PURPLE
IN: kiki gazzer wif OUT: YELLOW GREEN
IN: wif gazzer kiki OUT: GREEN YELLOW
IN: kiki tufa kiki gazzer dax OUT: GREEN PURPLE GREEN PURPLE GREEN PURPLE GREEN

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