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

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

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