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

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

*GRAMMAR*
fep -> GREEN 
 gazzer -> PINK 
 zup -> PURPLE 
 dax -> YELLOW 
 x1 wif u1 -> [u1] [x1] 
 x1 kiki u1 -> [x1] [u1] 
 u1 tufa u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 