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

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

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