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

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

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