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

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

*GRAMMAR*
wif -> BLUE 
 fep -> RED 
 lug -> GREEN 
 tufa -> PINK 
 u1 gazzer u2 -> [u1] [u2] 
 u1 blicket -> [u1] [u1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 