*SUPPORT*
IN: tufa zup dax zup fep OUT: PURPLE RED GREEN RED PINK
IN: zup blicket dax OUT: GREEN RED
IN: dax wif dax blicket fep blicket dax OUT: GREEN GREEN PINK GREEN
IN: dax tufa OUT: GREEN PURPLE
IN: dax blicket tufa blicket dax OUT: GREEN PURPLE GREEN
IN: dax kiki tufa blicket dax kiki fep OUT: GREEN GREEN PURPLE PINK
IN: tufa kiki dax OUT: PURPLE GREEN
IN: dax wif tufa OUT: GREEN PURPLE
IN: tufa wif zup wif zup OUT: PURPLE RED RED
IN: zup dax blicket fep blicket fep OUT: PINK PINK RED GREEN
IN: zup OUT: RED
IN: dax wif fep wif dax tufa OUT: GREEN PINK GREEN PURPLE
IN: dax OUT: GREEN
IN: dax dax zup blicket zup OUT: RED GREEN GREEN RED

*QUERY*
IN: tufa blicket tufa OUT: PURPLE PURPLE
IN: zup kiki tufa OUT: RED PURPLE
IN: tufa blicket dax blicket zup OUT: RED GREEN PURPLE
IN: dax wif fep OUT: GREEN PINK
IN: tufa blicket dax OUT: GREEN PURPLE
IN: tufa OUT: PURPLE
IN: fep OUT: PINK
IN: dax fep blicket dax blicket tufa OUT: PURPLE GREEN GREEN PINK
IN: dax dax OUT: GREEN GREEN
IN: tufa fep fep OUT: PURPLE PINK PINK

*GRAMMAR*
zup -> RED 
 tufa -> PURPLE 
 dax -> GREEN 
 fep -> PINK 
 x1 kiki x2 -> [x1] [x2] 
 u1 wif x1 -> [u1] [x1] 
 x1 blicket u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 