*SUPPORT*
IN: lug blicket zup OUT: GREEN YELLOW YELLOW YELLOW YELLOW GREEN
IN: tufa OUT: PURPLE
IN: zup gazzer OUT: YELLOW YELLOW YELLOW
IN: fep zup OUT: RED YELLOW
IN: tufa gazzer OUT: PURPLE PURPLE PURPLE
IN: zup fep gazzer OUT: YELLOW RED RED RED
IN: tufa gazzer dax zup tufa gazzer OUT: YELLOW PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: tufa lug OUT: PURPLE GREEN
IN: lug dax tufa blicket lug OUT: PURPLE GREEN GREEN GREEN GREEN PURPLE GREEN
IN: fep blicket tufa OUT: RED PURPLE PURPLE PURPLE PURPLE RED
IN: zup gazzer dax zup OUT: YELLOW YELLOW YELLOW YELLOW
IN: zup zup dax tufa blicket fep OUT: PURPLE RED RED RED RED PURPLE YELLOW YELLOW
IN: lug zup gazzer OUT: GREEN YELLOW YELLOW YELLOW
IN: tufa gazzer dax tufa dax zup dax tufa OUT: PURPLE YELLOW PURPLE PURPLE PURPLE PURPLE

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

*GRAMMAR*
zup -> YELLOW 
 lug -> GREEN 
 tufa -> PURPLE 
 fep -> RED 
 x1 dax x2 -> [x2] [x1] 
 x1 blicket u1 -> [x1] [u1] [u1] [u1] [u1] [x1] 
 u1 gazzer -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 