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

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

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