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

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

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