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

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

*GRAMMAR*
tufa -> PURPLE 
 zup -> YELLOW 
 kiki -> GREEN 
 gazzer -> RED 
 u1 blicket x1 -> [u1] [x1] [u1] 
 x1 dax -> [x1] [x1] 
 u1 fep u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 