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

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

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