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

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

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