*SUPPORT*
IN: gazzer wif gazzer wif OUT: YELLOW BLUE YELLOW BLUE
IN: kiki OUT: RED
IN: kiki wif fep kiki fep blicket fep wif OUT: RED BLUE RED GREEN BLUE
IN: gazzer wif zup OUT: YELLOW BLUE YELLOW BLUE YELLOW BLUE
IN: wif kiki OUT: BLUE RED
IN: gazzer kiki OUT: YELLOW RED
IN: blicket OUT: GREEN
IN: wif OUT: BLUE
IN: wif fep gazzer OUT: BLUE YELLOW
IN: gazzer lug gazzer OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif wif fep wif OUT: BLUE BLUE BLUE
IN: wif zup OUT: BLUE BLUE BLUE
IN: wif gazzer fep wif OUT: BLUE YELLOW BLUE
IN: gazzer blicket OUT: YELLOW GREEN

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

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