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

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

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