*SUPPORT*
IN: wif fep OUT: PURPLE PURPLE
IN: lug dax OUT: PINK PINK
IN: wif fep gazzer OUT: PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE PURPLE
IN: wif wif OUT: PURPLE PURPLE
IN: zup OUT: YELLOW
IN: tufa fep OUT: GREEN GREEN
IN: zup lug OUT: YELLOW PINK
IN: zup zup OUT: YELLOW YELLOW
IN: zup gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: lug tufa fep OUT: PINK GREEN GREEN
IN: lug fep OUT: PINK PINK
IN: zup fep gazzer OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug fep gazzer OUT: PINK PINK PINK PINK PINK PINK PINK PINK

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

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