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

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

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