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

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

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