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

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

*GRAMMAR*
dax -> PURPLE 
 wif -> PINK 
 tufa -> YELLOW 
 gazzer -> GREEN 
 x1 zup -> [x1] [x1] 
 x1 fep x2 -> [x2] [x1] [x2] [x2] 
 x1 lug -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 