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

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

*GRAMMAR*
gazzer -> RED 
 wif -> BLUE 
 lug -> GREEN 
 blicket -> YELLOW 
 x1 fep -> [x1] [x1] 
 x1 dax x2 -> [x2] [x1] [x1] 
 u1 zup u2 -> [u2] [u1] [u2] [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 