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

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

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