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

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

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