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

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

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