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

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

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