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

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

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