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

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

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