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

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

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