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

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

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