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

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

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