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

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

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