*SUPPORT*
IN: zup fep OUT: RED RED
IN: dax tufa blicket wif zup wif blicket OUT: GREEN RED GREEN PINK
IN: lug tufa blicket fep fep OUT: GREEN BLUE GREEN BLUE GREEN BLUE GREEN BLUE
IN: zup tufa blicket OUT: GREEN RED
IN: dax wif lug tufa dax tufa dax OUT: PINK PINK PINK BLUE
IN: blicket zup wif blicket fep OUT: GREEN RED GREEN GREEN RED GREEN
IN: dax blicket tufa dax fep OUT: PINK PINK GREEN PINK PINK GREEN
IN: dax zup OUT: PINK RED
IN: zup zup tufa lug lug OUT: RED BLUE BLUE RED
IN: zup OUT: RED
IN: lug OUT: BLUE
IN: dax wif dax OUT: PINK PINK
IN: zup tufa lug tufa zup OUT: RED BLUE RED
IN: zup dax tufa zup OUT: RED RED PINK

*QUERY*
IN: zup wif lug fep OUT: RED BLUE RED BLUE
IN: blicket wif dax fep OUT: GREEN PINK GREEN PINK
IN: dax fep OUT: PINK PINK
IN: zup wif dax dax tufa zup lug OUT: RED PINK RED BLUE PINK
IN: lug wif blicket tufa lug fep OUT: BLUE BLUE GREEN BLUE BLUE GREEN
IN: zup wif blicket OUT: RED GREEN
IN: dax OUT: PINK
IN: lug blicket fep OUT: BLUE GREEN BLUE GREEN
IN: blicket wif dax tufa zup fep OUT: GREEN RED PINK GREEN RED PINK
IN: dax lug OUT: PINK BLUE

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