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

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

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