*SUPPORT*
IN: wif dax OUT: YELLOW YELLOW
IN: blicket lug wif OUT: YELLOW PINK YELLOW PINK
IN: blicket lug zup OUT: BLUE PINK BLUE PINK
IN: wif tufa lug tufa OUT: YELLOW PURPLE PURPLE PURPLE PURPLE
IN: tufa blicket kiki zup OUT: PURPLE BLUE PINK
IN: blicket lug tufa OUT: PURPLE PINK PURPLE PINK
IN: wif OUT: YELLOW
IN: zup kiki tufa OUT: PURPLE BLUE
IN: zup lug wif OUT: YELLOW BLUE YELLOW BLUE
IN: zup dax OUT: BLUE BLUE
IN: wif kiki tufa OUT: PURPLE YELLOW
IN: tufa kiki blicket OUT: PINK PURPLE
IN: tufa dax OUT: PURPLE PURPLE
IN: blicket kiki tufa OUT: PURPLE PINK

*QUERY*
IN: blicket OUT: PINK
IN: tufa OUT: PURPLE
IN: blicket dax OUT: PINK PINK
IN: blicket tufa dax OUT: PINK PURPLE PURPLE
IN: tufa kiki zup OUT: BLUE PURPLE
IN: tufa kiki tufa OUT: PURPLE PURPLE
IN: wif blicket lug zup OUT: YELLOW BLUE PINK BLUE PINK
IN: blicket kiki wif OUT: YELLOW PINK
IN: tufa lug zup OUT: BLUE PURPLE BLUE PURPLE
IN: tufa tufa OUT: PURPLE PURPLE

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