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

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

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