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

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

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