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

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

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