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

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

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