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

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

*GRAMMAR*
tufa -> PURPLE 
 wif -> BLUE 
 lug -> RED 
 blicket -> PINK 
 u1 fep x1 -> [u1] [u1] [x1] [x1] 
 x1 zup -> [x1] [x1] 
 x1 dax x2 -> [x1] [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 