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

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

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