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

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

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