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

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

*GRAMMAR*
lug -> GREEN 
 tufa -> YELLOW 
 zup -> PINK 
 dax -> RED 
 x1 wif -> [x1] [x1] [x1] 
 u1 gazzer u2 -> [u2] [u1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 