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

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

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