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

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

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