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

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

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