*SUPPORT*
IN: dax dax OUT: BLUE BLUE
IN: tufa wif dax OUT: YELLOW BLUE BLUE
IN: blicket blicket wif tufa OUT: PINK PINK YELLOW YELLOW
IN: blicket gazzer dax gazzer blicket OUT: PINK BLUE PINK
IN: blicket lug wif dax OUT: PINK PURPLE BLUE BLUE
IN: blicket wif dax OUT: PINK BLUE BLUE
IN: lug blicket gazzer lug OUT: PURPLE PURPLE PINK
IN: lug blicket gazzer tufa OUT: YELLOW PURPLE PINK
IN: lug fep OUT: PURPLE PURPLE PURPLE
IN: blicket tufa wif lug gazzer dax OUT: BLUE PINK YELLOW PURPLE PURPLE
IN: blicket wif blicket OUT: PINK PINK PINK
IN: tufa wif blicket OUT: YELLOW PINK PINK
IN: lug wif dax OUT: PURPLE BLUE BLUE
IN: lug OUT: PURPLE

*QUERY*
IN: tufa wif tufa OUT: YELLOW YELLOW YELLOW
IN: dax wif dax OUT: BLUE BLUE BLUE
IN: dax fep OUT: BLUE BLUE BLUE
IN: blicket fep OUT: PINK PINK PINK
IN: lug wif blicket OUT: PURPLE PINK PINK
IN: dax wif tufa OUT: BLUE YELLOW YELLOW
IN: tufa OUT: YELLOW
IN: lug tufa wif tufa OUT: PURPLE YELLOW YELLOW YELLOW
IN: dax OUT: BLUE
IN: lug gazzer tufa OUT: YELLOW PURPLE

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