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

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

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