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

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

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