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

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

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