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

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

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