*SUPPORT*
IN: blicket wif tufa OUT: GREEN PURPLE
IN: blicket wif blicket OUT: PURPLE PURPLE
IN: zup gazzer tufa OUT: GREEN RED
IN: blicket zup OUT: PURPLE RED
IN: tufa gazzer tufa OUT: GREEN GREEN
IN: fep gazzer tufa OUT: GREEN YELLOW
IN: fep OUT: YELLOW
IN: tufa OUT: GREEN
IN: zup zup gazzer zup OUT: RED RED RED
IN: tufa zup zup OUT: GREEN RED RED
IN: blicket fep gazzer zup OUT: PURPLE RED YELLOW
IN: tufa wif blicket OUT: PURPLE GREEN
IN: blicket dax zup gazzer tufa OUT: GREEN RED PURPLE GREEN RED
IN: tufa blicket OUT: GREEN PURPLE

*QUERY*
IN: tufa wif zup dax blicket wif tufa OUT: GREEN PURPLE RED GREEN GREEN PURPLE
IN: tufa gazzer fep OUT: YELLOW GREEN
IN: zup zup gazzer blicket OUT: RED PURPLE RED
IN: blicket OUT: PURPLE
IN: zup wif tufa OUT: GREEN RED
IN: zup OUT: RED
IN: zup gazzer blicket dax tufa gazzer blicket OUT: PURPLE GREEN PURPLE RED PURPLE GREEN
IN: fep zup dax blicket gazzer zup OUT: RED PURPLE YELLOW RED RED PURPLE
IN: blicket blicket gazzer zup OUT: PURPLE RED PURPLE
IN: zup gazzer fep OUT: YELLOW RED

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