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

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

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