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

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

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