*SUPPORT*
IN: dax dax lug OUT: GREEN GREEN GREEN
IN: fep OUT: YELLOW
IN: fep lug OUT: YELLOW YELLOW
IN: wif OUT: PINK
IN: wif blicket wif kiki wif OUT: PINK PINK PINK PINK PINK PINK
IN: dax lug OUT: GREEN GREEN
IN: fep blicket dax blicket dax OUT: YELLOW GREEN GREEN
IN: wif zup kiki zup OUT: PINK RED RED RED RED RED
IN: wif wif lug OUT: PINK PINK PINK
IN: wif dax OUT: PINK GREEN
IN: wif blicket wif blicket dax OUT: PINK PINK GREEN
IN: dax blicket fep OUT: GREEN YELLOW
IN: zup kiki zup OUT: RED RED RED RED RED
IN: fep kiki wif OUT: YELLOW YELLOW YELLOW PINK YELLOW

*QUERY*
IN: wif dax fep kiki fep OUT: PINK GREEN YELLOW YELLOW YELLOW YELLOW YELLOW
IN: wif kiki wif OUT: PINK PINK PINK PINK PINK
IN: dax zup OUT: GREEN RED
IN: dax OUT: GREEN
IN: zup lug OUT: RED RED
IN: fep fep wif kiki wif OUT: YELLOW YELLOW PINK PINK PINK PINK PINK
IN: wif dax blicket fep kiki zup OUT: PINK GREEN YELLOW YELLOW YELLOW RED YELLOW
IN: dax kiki fep OUT: GREEN GREEN GREEN YELLOW GREEN
IN: fep wif blicket dax OUT: YELLOW PINK GREEN
IN: wif lug OUT: PINK PINK

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