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

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

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