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

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

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