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

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

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