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

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

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