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

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

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