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

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

*GRAMMAR*
kiki -> PURPLE 
 wif -> RED 
 dax -> GREEN 
 tufa -> BLUE 
 x1 gazzer u1 -> [x1] [u1] 
 x1 zup -> [x1] [x1] 
 x1 fep x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 