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

*QUERY*
IN: lug gazzer wif blicket OUT: YELLOW PINK YELLOW PINK BLUE
IN: blicket OUT: PINK
IN: blicket lug wif tufa OUT: PINK BLUE YELLOW YELLOW YELLOW YELLOW YELLOW
IN: zup zup OUT: GREEN GREEN
IN: lug tufa OUT: BLUE BLUE BLUE BLUE BLUE
IN: blicket wif fep OUT: PINK YELLOW PINK YELLOW PINK YELLOW PINK YELLOW
IN: blicket zup tufa OUT: PINK GREEN GREEN GREEN GREEN GREEN
IN: wif tufa OUT: YELLOW YELLOW YELLOW YELLOW YELLOW
IN: zup blicket OUT: GREEN PINK
IN: wif gazzer blicket OUT: PINK PINK YELLOW

*GRAMMAR*
lug -> BLUE 
 blicket -> PINK 
 zup -> GREEN 
 wif -> YELLOW 
 x1 gazzer x2 -> [x2] [x2] [x1] 
 u1 tufa -> [u1] [u1] [u1] [u1] [u1] 
 x1 fep -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 