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

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

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