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

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

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