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

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

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