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

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

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