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

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

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