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

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

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