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

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

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