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

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

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