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

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

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