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

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

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