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

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

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