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

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

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