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

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

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