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

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

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