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

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

*GRAMMAR*
zup -> PINK 
 wif -> YELLOW 
 fep -> RED 
 blicket -> GREEN 
 x1 tufa -> [x1] [x1] [x1] 
 u1 dax u2 -> [u2] [u1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 