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

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

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