*SUPPORT*
IN: tufa OUT: BLUE
IN: dax kiki OUT: RED GREEN
IN: dax gazzer tufa OUT: RED BLUE
IN: tufa gazzer wif OUT: BLUE YELLOW
IN: tufa gazzer tufa OUT: BLUE BLUE
IN: dax gazzer kiki OUT: RED GREEN
IN: dax dax OUT: RED RED
IN: wif gazzer tufa OUT: YELLOW BLUE
IN: dax lug tufa gazzer dax OUT: RED BLUE RED
IN: wif gazzer dax OUT: YELLOW RED
IN: dax zup OUT: RED RED RED RED RED RED RED RED
IN: tufa gazzer kiki OUT: BLUE GREEN
IN: tufa gazzer kiki lug tufa gazzer dax OUT: BLUE GREEN BLUE RED
IN: tufa lug tufa lug dax dax dax OUT: BLUE BLUE RED RED RED

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

*GRAMMAR*
kiki -> GREEN 
 dax -> RED 
 wif -> YELLOW 
 tufa -> BLUE 
 x1 zup -> [x1] [x1] [x1] [x1] [x1] [x1] [x1] [x1] 
 u1 gazzer u2 -> [u1] [u2] 
 x1 lug x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 