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

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

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