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

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

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