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

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

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