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

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

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