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

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

*GRAMMAR*
blicket -> GREEN 
 fep -> BLUE 
 wif -> RED 
 dax -> PURPLE 
 x1 tufa x2 -> [x2] [x1] 
 u1 zup u2 -> [u1] [u2] [u2] 
 u1 kiki u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 