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

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

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