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

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

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