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

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

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