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

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

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