Assertion: chlorophyll | /r/CapableOf | obtain pheophytin
Facets:
Source sentences:
text: Chlorophylls treat chlorophyll-a obtained with an acid to remove magnesium ions from chlorophyll-a to obtain pheophytin a;
text: Chlorophylls treat chlorophyll-a obtained with an acid to remove magnesium ions from chlorophyll-a to obtain pheophytin a;