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

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

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