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

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

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