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

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

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