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

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

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