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

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

*GRAMMAR*
tufa -> GREEN 
 kiki -> PINK 
 wif -> BLUE 
 fep -> RED 
 u1 gazzer -> [u1] [u1] 
 x1 dax x2 -> [x1] [x2] 
 u1 zup u2 -> [u2] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 