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

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

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