In this context, there are several available meaning representations, as the traditional First-Order Logic (FOL), as detailed in Jurafsky and Martin (2009), semantic networks (Lehmann, 1992), Universal Networking Language (UNL) (Uchida et al., 1996), and, more recently, the Abstract Meaning Representation (AMR) (Banarescu et al., 2013).
aMR got the attention of the scientific community due to its relatively simpler structure, establishing the connections/relations among nodes/concepts, making them easy to read.