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

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

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