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

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

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