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

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

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