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

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

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