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

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

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