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

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

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