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

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

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