*SUPPORT*
IN: wif tufa OUT: GREEN GREEN GREEN GREEN GREEN
IN: zup gazzer OUT: RED RED
IN: wif zup gazzer OUT: GREEN RED RED
IN: lug blicket OUT: YELLOW YELLOW
IN: lug OUT: YELLOW
IN: lug gazzer blicket OUT: YELLOW YELLOW YELLOW YELLOW
IN: wif wif gazzer blicket OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: zup lug zup gazzer OUT: RED YELLOW RED RED
IN: lug wif OUT: YELLOW GREEN
IN: wif wif gazzer OUT: GREEN GREEN GREEN
IN: fep fep gazzer OUT: PINK PINK PINK
IN: zup tufa OUT: RED RED RED RED RED
IN: zup OUT: RED
IN: lug blicket blicket OUT: YELLOW YELLOW YELLOW YELLOW

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

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