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

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

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