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

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

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