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

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

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