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

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

*GRAMMAR*
wif -> GREEN 
 fep -> PURPLE 
 gazzer -> BLUE 
 kiki -> YELLOW 
 x1 tufa x2 -> [x1] [x1] [x2] 
 u1 blicket u2 -> [u2] [u1] [u2] 
 u1 zup x1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 