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

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

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