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

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

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