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

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

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