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

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

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