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

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

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