*SUPPORT*
IN: zup dax tufa OUT: GREEN PURPLE RED
IN: zup OUT: GREEN
IN: fep OUT: PINK
IN: tufa zup blicket OUT: RED GREEN GREEN
IN: zup blicket OUT: GREEN GREEN
IN: fep blicket OUT: PINK PINK
IN: tufa OUT: RED
IN: fep gazzer OUT: PINK PINK
IN: zup fep OUT: GREEN PINK
IN: fep dax OUT: PINK PURPLE
IN: dax wif dax OUT: PURPLE PURPLE PURPLE PURPLE
IN: tufa gazzer OUT: RED RED
IN: fep tufa dax OUT: PINK RED PURPLE
IN: tufa blicket OUT: RED RED

*QUERY*
IN: dax wif dax blicket OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: PURPLE
IN: dax tufa OUT: PURPLE RED
IN: dax dax gazzer gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax wif zup gazzer OUT: GREEN GREEN PURPLE PURPLE GREEN GREEN PURPLE PURPLE
IN: dax zup fep gazzer OUT: PURPLE GREEN PINK PURPLE GREEN PINK
IN: zup gazzer OUT: GREEN GREEN
IN: dax gazzer OUT: PURPLE PURPLE
IN: fep blicket wif fep OUT: PINK PINK PINK PINK PINK PINK
IN: dax blicket gazzer gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE

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