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

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

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