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

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

*GRAMMAR*
kiki -> BLUE 
 wif -> GREEN 
 tufa -> PURPLE 
 zup -> RED 
 x1 fep -> [x1] [x1] 
 x1 gazzer u1 -> [u1] [u1] [x1] 
 u1 dax u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 