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

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

*GRAMMAR*
wif -> PINK 
 tufa -> PURPLE 
 zup -> RED 
 dax -> GREEN 
 u1 kiki u2 -> [u1] [u2] 
 u1 fep -> [u1] [u1] [u1] [u1] [u1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 