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

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

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