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

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

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