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

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

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