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

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

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