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

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

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