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

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

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