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

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

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