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

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

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