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

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

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