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

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

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