*SUPPORT*
IN: tufa fep OUT: PURPLE GREEN
IN: wif OUT: PINK
IN: wif gazzer tufa dax wif OUT: PINK PURPLE PURPLE PINK
IN: blicket OUT: YELLOW
IN: fep dax fep OUT: GREEN GREEN
IN: tufa tufa OUT: PURPLE PURPLE
IN: tufa blicket dax tufa OUT: PURPLE PURPLE YELLOW
IN: fep tufa kiki OUT: GREEN PURPLE GREEN PURPLE GREEN PURPLE
IN: blicket dax wif OUT: PINK YELLOW
IN: wif blicket wif dax wif OUT: PINK PINK YELLOW PINK
IN: wif fep OUT: PINK GREEN
IN: wif gazzer fep tufa dax fep OUT: GREEN GREEN PURPLE GREEN PURPLE PINK
IN: wif blicket dax tufa OUT: PURPLE PINK YELLOW
IN: tufa kiki OUT: PURPLE PURPLE PURPLE

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

*GRAMMAR*
tufa -> PURPLE 
 blicket -> YELLOW 
 wif -> PINK 
 fep -> GREEN 
 x1 dax u1 -> [u1] [x1] 
 x1 kiki -> [x1] [x1] [x1] 
 x1 gazzer x2 -> [x2] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 