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

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

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