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

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

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