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

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

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