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

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

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