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

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

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