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

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

*GRAMMAR*
blicket -> BLUE 
 wif -> GREEN 
 zup -> PURPLE 
 lug -> YELLOW 
 x1 fep x2 -> [x1] [x2] [x1] 
 u1 kiki u2 -> [u2] [u1] 
 u1 tufa -> [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 