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

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

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