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

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

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