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

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

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