*SUPPORT*
IN: fep OUT: RED
IN: lug zup zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax fep gazzer OUT: BLUE RED RED
IN: lug blicket gazzer OUT: PURPLE GREEN GREEN
IN: blicket dax tufa OUT: GREEN BLUE GREEN BLUE
IN: dax fep blicket gazzer OUT: BLUE RED GREEN GREEN
IN: blicket gazzer tufa zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket blicket gazzer OUT: GREEN GREEN GREEN
IN: lug tufa OUT: PURPLE PURPLE
IN: blicket blicket blicket gazzer zup OUT: GREEN GREEN GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket OUT: GREEN
IN: fep gazzer OUT: RED RED
IN: lug gazzer OUT: PURPLE PURPLE
IN: dax gazzer OUT: BLUE BLUE

*QUERY*
IN: blicket gazzer OUT: GREEN GREEN
IN: lug zup OUT: PURPLE PURPLE
IN: fep dax dax gazzer OUT: RED BLUE BLUE BLUE
IN: lug fep zup OUT: PURPLE RED PURPLE RED
IN: lug gazzer tufa OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax OUT: BLUE
IN: fep tufa OUT: RED RED
IN: fep blicket zup zup OUT: RED GREEN RED GREEN RED GREEN RED GREEN
IN: fep zup OUT: RED RED
IN: dax gazzer zup OUT: BLUE BLUE BLUE BLUE

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